diff --git a/package-lock.json b/package-lock.json
index f414293111..9e87da0314 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -104,12 +104,6 @@
         "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
       }
     },
-    "node_modules/@eslint/eslintrc/node_modules/argparse": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
-      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
-      "dev": true
-    },
     "node_modules/@eslint/eslintrc/node_modules/debug": {
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
@@ -127,18 +121,6 @@
         }
       }
     },
-    "node_modules/@eslint/eslintrc/node_modules/js-yaml": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
-      "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
-      "dev": true,
-      "dependencies": {
-        "argparse": "^2.0.1"
-      },
-      "bin": {
-        "js-yaml": "bin/js-yaml.js"
-      }
-    },
     "node_modules/@eslint/eslintrc/node_modules/ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -2620,20 +2602,6 @@
         "node": ">= 8"
       }
     },
-    "node_modules/cross-spawn/node_modules/which": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
-      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
-      "dependencies": {
-        "isexe": "^2.0.0"
-      },
-      "bin": {
-        "node-which": "bin/node-which"
-      },
-      "engines": {
-        "node": ">= 8"
-      }
-    },
     "node_modules/css-loader": {
       "version": "6.7.3",
       "resolved": "https://registry.npmjs.org/css-loader/-/css-loader-6.7.3.tgz",
@@ -3266,14 +3234,19 @@
       "dev": true
     },
     "node_modules/es5-ext": {
-      "version": "0.10.53",
-      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
-      "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
+      "version": "0.10.64",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.64.tgz",
+      "integrity": "sha512-p2snDhiLaXe6dahss1LddxqEm+SkuDvV8dnIQG0MWjyHpcMNfXKPE+/Cc0y+PhxJX3A4xGNeFCj5oc0BUh6deg==",
       "dev": true,
+      "hasInstallScript": true,
       "dependencies": {
-        "es6-iterator": "~2.0.3",
-        "es6-symbol": "~3.1.3",
-        "next-tick": "~1.0.0"
+        "es6-iterator": "^2.0.3",
+        "es6-symbol": "^3.1.3",
+        "esniff": "^2.0.1",
+        "next-tick": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=0.10"
       }
     },
     "node_modules/es6-iterator": {
@@ -3452,16 +3425,6 @@
         "webpack": "^5.0.0"
       }
     },
-    "node_modules/eslint-webpack-plugin/node_modules/@types/eslint": {
-      "version": "8.4.5",
-      "resolved": "https://registry.npmjs.org/@types/eslint/-/eslint-8.4.5.tgz",
-      "integrity": "sha512-dhsC09y1gpJWnK+Ff4SGvCuSnk9DaU0BJZSzOwa6GVSg65XtTugLBITDAAzRU5duGBoXBHpdR/9jHGxJjNflJQ==",
-      "dev": true,
-      "dependencies": {
-        "@types/estree": "*",
-        "@types/json-schema": "*"
-      }
-    },
     "node_modules/eslint-webpack-plugin/node_modules/ajv": {
       "version": "8.11.0",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-8.11.0.tgz",
@@ -3653,12 +3616,6 @@
         "url": "https://github.com/chalk/ansi-styles?sponsor=1"
       }
     },
-    "node_modules/eslint/node_modules/argparse": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
-      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
-      "dev": true
-    },
     "node_modules/eslint/node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -3756,27 +3713,6 @@
         "node": ">=10.13.0"
       }
     },
-    "node_modules/eslint/node_modules/has-flag": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
-      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-      "dev": true,
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/eslint/node_modules/js-yaml": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
-      "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
-      "dev": true,
-      "dependencies": {
-        "argparse": "^2.0.1"
-      },
-      "bin": {
-        "js-yaml": "bin/js-yaml.js"
-      }
-    },
     "node_modules/eslint/node_modules/ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -3807,6 +3743,27 @@
         "node": ">=8"
       }
     },
+    "node_modules/esniff": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/esniff/-/esniff-2.0.1.tgz",
+      "integrity": "sha512-kTUIGKQ/mDPFoJ0oVfcmyJn4iBDRptjNVIzwIFR7tqWXdVI9xfA2RMwY/gbSpJG3lkdWNEjLap/NqVHZiJsdfg==",
+      "dev": true,
+      "dependencies": {
+        "d": "^1.0.1",
+        "es5-ext": "^0.10.62",
+        "event-emitter": "^0.3.5",
+        "type": "^2.7.2"
+      },
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
+    "node_modules/esniff/node_modules/type": {
+      "version": "2.7.2",
+      "resolved": "https://registry.npmjs.org/type/-/type-2.7.2.tgz",
+      "integrity": "sha512-dzlvlNlt6AXU7EBSfpAscydQ7gXB+pPGsPnfJnZpiNJBDj7IaJzQlBZYGdEi4R9HmPdBv2XmWJ6YUtoTa7lmCw==",
+      "dev": true
+    },
     "node_modules/espree": {
       "version": "9.3.1",
       "resolved": "https://registry.npmjs.org/espree/-/espree-9.3.1.tgz",
@@ -3821,18 +3778,6 @@
         "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
       }
     },
-    "node_modules/espree/node_modules/acorn": {
-      "version": "8.7.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.7.0.tgz",
-      "integrity": "sha512-V/LGr1APy+PXIwKebEWrkZPwoeoF+w1jiOBUmuxuiUIaOHtob8Qc9BTrYo7VuI5fR8tqsy+buA2WFooR5olqvQ==",
-      "dev": true,
-      "bin": {
-        "acorn": "bin/acorn"
-      },
-      "engines": {
-        "node": ">=0.4.0"
-      }
-    },
     "node_modules/esquery": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/esquery/-/esquery-1.4.0.tgz",
@@ -3893,6 +3838,16 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/event-emitter": {
+      "version": "0.3.5",
+      "resolved": "https://registry.npmjs.org/event-emitter/-/event-emitter-0.3.5.tgz",
+      "integrity": "sha512-D9rRn9y7kLPnJ+hMq7S/nhvoKwwvVJahBi2BPmx3bvbsEdK3W9ii8cBSGjP+72/LnM4n6fo3+dkCX5FeTQruXA==",
+      "dev": true,
+      "dependencies": {
+        "d": "1",
+        "es5-ext": "~0.10.14"
+      }
+    },
     "node_modules/events": {
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/events/-/events-3.3.0.tgz",
@@ -4725,7 +4680,7 @@
     "node_modules/glob-parent": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-3.1.0.tgz",
-      "integrity": "sha1-nmr2KZ2NO9K9QEMIMr0RPfkGxa4=",
+      "integrity": "sha512-E8Ak/2+dZY6fnzlR7+ueWvhsH1SjHr4jjss4YS/h4py44jY9MhK/VFdaZJAWDz6BbL21KeteKxFSFpq8OS5gVA==",
       "dev": true,
       "dependencies": {
         "is-glob": "^3.1.0",
@@ -4747,7 +4702,7 @@
     "node_modules/glob-stream": {
       "version": "6.1.0",
       "resolved": "https://registry.npmjs.org/glob-stream/-/glob-stream-6.1.0.tgz",
-      "integrity": "sha1-cEXJlBOz65SIjYOrRtC0BMx73eQ=",
+      "integrity": "sha512-uMbLGAP3S2aDOHUDfdoYcdIePUCfysbAd0IAoWVZbeGU/oNQ8asHVSshLDJUPWxfzj8zsCG7/XeHPHTtow0nsw==",
       "dev": true,
       "dependencies": {
         "extend": "^3.0.0",
@@ -5030,7 +4985,7 @@
     "node_modules/gulp-download": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/gulp-download/-/gulp-download-0.0.1.tgz",
-      "integrity": "sha1-VKMBj8YZs0HM9kkWBvet8L08c5c=",
+      "integrity": "sha512-29jElBkclf3HMkWBl7WkEG5HrPm5lyVDE0hffqRlmB7Cf4nf+38TyzZAaC83NjM8qVLkZ1rDFo9/1DVob8V9LQ==",
       "dev": true,
       "dependencies": {
         "gulp-util": "latest",
@@ -5119,44 +5074,6 @@
         "node": ">= 0.4"
       }
     },
-    "node_modules/gulp-download/node_modules/request": {
-      "version": "2.88.2",
-      "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
-      "integrity": "sha512-MsvtOrfG9ZcrOwAW+Qi+F6HbD0CWXEh9ou77uOb7FM2WPhwT7smM833PzanhJLsgXjN89Ir6V2PczXNnMpwKhw==",
-      "deprecated": "request has been deprecated, see https://github.com/request/request/issues/3142",
-      "dev": true,
-      "dependencies": {
-        "aws-sign2": "~0.7.0",
-        "aws4": "^1.8.0",
-        "caseless": "~0.12.0",
-        "combined-stream": "~1.0.6",
-        "extend": "~3.0.2",
-        "forever-agent": "~0.6.1",
-        "form-data": "~2.3.2",
-        "har-validator": "~5.1.3",
-        "http-signature": "~1.2.0",
-        "is-typedarray": "~1.0.0",
-        "isstream": "~0.1.2",
-        "json-stringify-safe": "~5.0.1",
-        "mime-types": "~2.1.19",
-        "oauth-sign": "~0.9.0",
-        "performance-now": "^2.1.0",
-        "qs": "~6.5.2",
-        "safe-buffer": "^5.1.2",
-        "tough-cookie": "~2.5.0",
-        "tunnel-agent": "^0.6.0",
-        "uuid": "^3.3.2"
-      },
-      "engines": {
-        "node": ">= 6"
-      }
-    },
-    "node_modules/gulp-download/node_modules/through": {
-      "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha512-w89qg7PI8wAdvX60bMDP+bFoD5Dvhm9oLheFp5O4a2QF0cSBGsBX4qZmadPMvVqlLJBBci+WqGGOAPvcDeNSVg==",
-      "dev": true
-    },
     "node_modules/gulp-download/node_modules/vinyl": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.5.3.tgz",
@@ -7017,9 +6934,9 @@
       "dev": true
     },
     "node_modules/next-tick": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.0.0.tgz",
-      "integrity": "sha1-yobR/ogoFpsBICCOPchCS524NCw=",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz",
+      "integrity": "sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==",
       "dev": true
     },
     "node_modules/nise": {
@@ -7086,9 +7003,9 @@
       }
     },
     "node_modules/normalize-package-data/node_modules/semver": {
-      "version": "5.7.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+      "version": "5.7.2",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.2.tgz",
+      "integrity": "sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==",
       "dev": true,
       "bin": {
         "semver": "bin/semver"
@@ -7700,15 +7617,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/pkg-dir/node_modules/path-exists": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-4.0.0.tgz",
-      "integrity": "sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==",
-      "dev": true,
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/plugin-error": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/plugin-error/-/plugin-error-1.0.1.tgz",
@@ -7878,8 +7786,7 @@
     "node_modules/process-nextick-args": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
-      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==",
-      "dev": true
+      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
     },
     "node_modules/proxy-from-env": {
       "version": "1.1.0",
@@ -8026,11 +7933,6 @@
         "util-deprecate": "~1.0.1"
       }
     },
-    "node_modules/readable-stream/node_modules/process-nextick-args": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
-      "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw=="
-    },
     "node_modules/readdirp": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
@@ -8547,15 +8449,6 @@
         "node": ">=0.3.1"
       }
     },
-    "node_modules/sinon/node_modules/has-flag": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
-      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-      "dev": true,
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/sinon/node_modules/supports-color": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
@@ -10069,25 +9962,6 @@
         "node": ">=10.13.0"
       }
     },
-    "node_modules/webpack/node_modules/@types/estree": {
-      "version": "0.0.51",
-      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-0.0.51.tgz",
-      "integrity": "sha512-CuPgU6f3eT/XgKKPqKd/gLZV1Xmvf1a2R5POBOGQa6uv82xpls89HU5zKeVoyR8XzHd1RGNOlQlvUe3CFkjWNQ==",
-      "dev": true
-    },
-    "node_modules/webpack/node_modules/enhanced-resolve": {
-      "version": "5.12.0",
-      "resolved": "https://registry.npmjs.org/enhanced-resolve/-/enhanced-resolve-5.12.0.tgz",
-      "integrity": "sha512-QHTXI/sZQmko1cbDoNAa3mJ5qhWUUNAq3vR0/YiD379fWQrcfuoX1+HW2S0MTt7XmoPLapdaDKUtelUSPic7hQ==",
-      "dev": true,
-      "dependencies": {
-        "graceful-fs": "^4.2.4",
-        "tapable": "^2.2.0"
-      },
-      "engines": {
-        "node": ">=10.13.0"
-      }
-    },
     "node_modules/webpack/node_modules/graceful-fs": {
       "version": "4.2.10",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.10.tgz",
@@ -10107,7 +9981,6 @@
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
       "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
-      "dev": true,
       "dependencies": {
         "isexe": "^2.0.0"
       },
diff --git a/package.json b/package.json
index d182fa4e54..5b2977230c 100644
--- a/package.json
+++ b/package.json
@@ -394,6 +394,17 @@
           "scope": "window",
           "order": 90
         },
+        "java.jdt.ls.javac.enabled": {
+          "type": "string",
+          "enum": [
+            "on",
+            "off"
+          ],
+          "default": "off",
+          "markdownDescription": "[Experimental] Specify whether to enable Javac-based compilation in the language server. Requires running this extension with Java 22",
+          "scope": "window",
+          "order": 95
+        },
         "java.trace.server": {
           "type": "string",
           "enum": [
diff --git a/src/javaServerStarter.ts b/src/javaServerStarter.ts
index de3e31c58d..2534adddef 100644
--- a/src/javaServerStarter.ts
+++ b/src/javaServerStarter.ts
@@ -101,7 +101,36 @@ function prepareParams(requirements: RequirementsData, workspacePath, context: E
 				// See https://github.com/redhat-developer/vscode-java/issues/2264
 				// It requires the internal API sun.nio.fs.WindowsFileAttributes.isDirectoryLink() to check if a Windows directory is symlink.
 				'--add-opens',
-				'java.base/sun.nio.fs=ALL-UNNAMED');
+				'java.base/sun.nio.fs=ALL-UNNAMED'
+				);
+
+	const javacEnabled = 'on' === getJavaConfiguration().get('jdt.ls.javac.enabled');
+	if (javacEnabled) {
+		// Javac flags
+		params.push(
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.main=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.comp=ALL-UNNAMED',
+		'--add-opens',
+		'jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED',
+		'-DICompilationUnitResolver=org.eclipse.jdt.core.dom.JavacCompilationUnitResolver',
+		'-DCompilationUnit.DOM_BASED_OPERATIONS=true',
+		// Javac based completion is useless for now
+		// '-DCompilationUnit.codeComplete.DOM_BASED_OPERATIONS=true',
+		'-DAbstractImageBuilder.compiler=org.eclipse.jdt.internal.javac.JavacCompiler'
+		);
+	}
 
 	params.push('-Declipse.application=org.eclipse.jdt.ls.core.id1',
 				'-Dosgi.bundles.defaultStartLevel=4',
diff --git a/src/requirements.ts b/src/requirements.ts
index b753f2200f..39f589b15f 100644
--- a/src/requirements.ts
+++ b/src/requirements.ts
@@ -10,7 +10,7 @@ import { logger } from './log';
 import { checkJavaPreferences } from './settings';
 import { listJdks, sortJdksBySource, sortJdksByVersion } from './jdkUtils';
 
-const REQUIRED_JDK_VERSION = 17;
+const REQUIRED_JDK_VERSION = 22;
 /* eslint-disable @typescript-eslint/naming-convention */
 export interface RequirementsData {
     tooling_jre: string;
diff --git a/src/settings.ts b/src/settings.ts
index e7b06c78fc..56717222d3 100644
--- a/src/settings.ts
+++ b/src/settings.ts
@@ -136,7 +136,8 @@ function hasJavaConfigChanged(oldConfig: WorkspaceConfiguration, newConfig: Work
 		|| hasConfigKeyChanged('jdt.ls.vmargs', oldConfig, newConfig)
 		|| hasConfigKeyChanged('server.launchMode', oldConfig, newConfig)
 		|| hasConfigKeyChanged('sharedIndexes.location', oldConfig, newConfig)
-		|| hasConfigKeyChanged('transport', oldConfig, newConfig);
+		|| hasConfigKeyChanged('transport', oldConfig, newConfig)
+		|| hasConfigKeyChanged('jdt.ls.javac.enabled', oldConfig, newConfig);
 }
 
 function hasConfigKeyChanged(key, oldConfig, newConfig) {