diff --git a/junit/assumptions/gradle/wrapper/gradle-wrapper.properties b/junit/assumptions/gradle/wrapper/gradle-wrapper.properties
index 4c46317..38c1d48 100644
--- a/junit/assumptions/gradle/wrapper/gradle-wrapper.properties
+++ b/junit/assumptions/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
diff --git a/logging/gradle/wrapper/gradle-wrapper.properties b/logging/gradle/wrapper/gradle-wrapper.properties
index 1498dd7..38c1d48 100644
--- a/logging/gradle/wrapper/gradle-wrapper.properties
+++ b/logging/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
diff --git a/solid/gradle/wrapper/gradle-wrapper.properties b/solid/gradle/wrapper/gradle-wrapper.properties
index 1498dd7..38c1d48 100644
--- a/solid/gradle/wrapper/gradle-wrapper.properties
+++ b/solid/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
diff --git a/spring-cloud/feign-with-spring-data-rest/gradle/wrapper/gradle-wrapper.properties b/spring-cloud/feign-with-spring-data-rest/gradle/wrapper/gradle-wrapper.properties
index 1498dd7..38c1d48 100644
--- a/spring-cloud/feign-with-spring-data-rest/gradle/wrapper/gradle-wrapper.properties
+++ b/spring-cloud/feign-with-spring-data-rest/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
diff --git a/spring-cloud/sleuth-downstream-service/gradle/wrapper/gradle-wrapper.properties b/spring-cloud/sleuth-downstream-service/gradle/wrapper/gradle-wrapper.properties
index 1498dd7..38c1d48 100644
--- a/spring-cloud/sleuth-downstream-service/gradle/wrapper/gradle-wrapper.properties
+++ b/spring-cloud/sleuth-downstream-service/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
diff --git a/spring-cloud/sleuth-upstream-service/gradle/wrapper/gradle-wrapper.properties b/spring-cloud/sleuth-upstream-service/gradle/wrapper/gradle-wrapper.properties
index 1498dd7..38c1d48 100644
--- a/spring-cloud/sleuth-upstream-service/gradle/wrapper/gradle-wrapper.properties
+++ b/spring-cloud/sleuth-upstream-service/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
diff --git a/spring-data/spring-data-rest-springfox/gradle/wrapper/gradle-wrapper.properties b/spring-data/spring-data-rest-springfox/gradle/wrapper/gradle-wrapper.properties
index 1498dd7..38c1d48 100644
--- a/spring-data/spring-data-rest-springfox/gradle/wrapper/gradle-wrapper.properties
+++ b/spring-data/spring-data-rest-springfox/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip