diff --git a/package.json b/package.json
index dd66e01d..f8cdebb2 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "bugs": "https://github.com/oclif/plugin-which/issues",
   "dependencies": {
     "@oclif/core": "^2.0.7",
-    "tslib": "^2.4.1"
+    "tslib": "^2.5.0"
   },
   "devDependencies": {
     "@oclif/plugin-help": "^5.2.2",
diff --git a/yarn.lock b/yarn.lock
index faf69ebf..81dd3f1a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5053,10 +5053,10 @@ tslib@^1.8.1:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
 
-tslib@^2, tslib@^2.1.0, tslib@^2.3.1, tslib@^2.4.1:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.1.tgz#0d0bfbaac2880b91e22df0768e55be9753a5b17e"
-  integrity sha512-tGyy4dAjRIEwI7BzsB0lynWgOpfqjUdq91XXAlIWD2OwKBH7oCl/GZG/HT4BOHrTlPMOASlMQ7veyTqpmRcrNA==
+tslib@^2, tslib@^2.1.0, tslib@^2.3.1, tslib@^2.4.1, tslib@^2.5.0:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.5.0.tgz#42bfed86f5787aeb41d031866c8f402429e0fddf"
+  integrity sha512-336iVw3rtn2BUK7ORdIAHTyxHGRIHVReokCR3XjbckJMK7ms8FysBfhLR8IXnAgy7T0PTPNBWKiH514FOW/WSg==
 
 tsutils@^3.21.0:
   version "3.21.0"