diff --git a/samples/grpc-app/gradle/wrapper/gradle-wrapper.properties b/samples/grpc-app/gradle/wrapper/gradle-wrapper.properties
index ff23a68d7..2a84e188b 100644
--- a/samples/grpc-app/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/grpc-app/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/samples/ktor-all-platforms-app/gradle/wrapper/gradle-wrapper.properties b/samples/ktor-all-platforms-app/gradle/wrapper/gradle-wrapper.properties
index ff23a68d7..2a84e188b 100644
--- a/samples/ktor-all-platforms-app/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/ktor-all-platforms-app/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/samples/ktor-android-app/gradle/wrapper/gradle-wrapper.properties b/samples/ktor-android-app/gradle/wrapper/gradle-wrapper.properties
index ff23a68d7..2a84e188b 100644
--- a/samples/ktor-android-app/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/ktor-android-app/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/samples/ktor-web-app/gradle/wrapper/gradle-wrapper.properties b/samples/ktor-web-app/gradle/wrapper/gradle-wrapper.properties
index ff23a68d7..2a84e188b 100644
--- a/samples/ktor-web-app/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/ktor-web-app/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/samples/simple-ktor-app/gradle/wrapper/gradle-wrapper.properties b/samples/simple-ktor-app/gradle/wrapper/gradle-wrapper.properties
index ff23a68d7..2a84e188b 100644
--- a/samples/simple-ktor-app/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/simple-ktor-app/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME