diff --git a/samples/auth/package.json b/samples/auth/package.json
index a234f0f9..48d6f4bf 100644
--- a/samples/auth/package.json
+++ b/samples/auth/package.json
@@ -48,7 +48,7 @@
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",
     "jest": "26.1.0",
-    "prettier": "2.0.5",
+    "prettier": "2.6.1",
     "supertest": "4.0.2",
     "ts-jest": "26.1.3",
     "ts-loader": "8.0.1",
diff --git a/samples/express-engine/package.json b/samples/express-engine/package.json
index 0b2e7ae8..cec7c518 100644
--- a/samples/express-engine/package.json
+++ b/samples/express-engine/package.json
@@ -43,7 +43,7 @@
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",
     "jest": "26.1.0",
-    "prettier": "2.0.5",
+    "prettier": "2.6.1",
     "supertest": "4.0.2",
     "ts-jest": "26.1.3",
     "ts-loader": "8.0.1",
diff --git a/samples/fastify-engine/package.json b/samples/fastify-engine/package.json
index bbceec04..78a14631 100644
--- a/samples/fastify-engine/package.json
+++ b/samples/fastify-engine/package.json
@@ -44,7 +44,7 @@
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",
     "jest": "26.1.0",
-    "prettier": "2.0.5",
+    "prettier": "2.6.1",
     "supertest": "4.0.2",
     "ts-jest": "26.1.3",
     "ts-loader": "8.0.1",
diff --git a/samples/logging/package.json b/samples/logging/package.json
index 76f0d97b..f870329f 100644
--- a/samples/logging/package.json
+++ b/samples/logging/package.json
@@ -43,7 +43,7 @@
     "eslint-config-prettier": "6.10.1",
     "eslint-plugin-import": "2.22.0",
     "jest": "25.5.4",
-    "prettier": "2.0.4",
+    "prettier": "2.6.1",
     "supertest": "4.0.2",
     "ts-jest": "26.1.3",
     "ts-loader": "8.0.1",
diff --git a/samples/multiple-handlers-in-class/package.json b/samples/multiple-handlers-in-class/package.json
index 0b2e7ae8..cec7c518 100644
--- a/samples/multiple-handlers-in-class/package.json
+++ b/samples/multiple-handlers-in-class/package.json
@@ -43,7 +43,7 @@
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",
     "jest": "26.1.0",
-    "prettier": "2.0.5",
+    "prettier": "2.6.1",
     "supertest": "4.0.2",
     "ts-jest": "26.1.3",
     "ts-loader": "8.0.1",
diff --git a/samples/request-scoped/package.json b/samples/request-scoped/package.json
index 0bdd5e1e..e14aabca 100644
--- a/samples/request-scoped/package.json
+++ b/samples/request-scoped/package.json
@@ -43,7 +43,7 @@
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",
     "jest": "26.1.0",
-    "prettier": "2.0.5",
+    "prettier": "2.6.1",
     "supertest": "4.0.2",
     "ts-jest": "26.1.3",
     "ts-loader": "8.0.1",