diff --git a/samples/rest-notes-grails/gradle/wrapper/gradle-wrapper.properties b/samples/rest-notes-grails/gradle/wrapper/gradle-wrapper.properties
index 933b6473..949819d2 100644
--- a/samples/rest-notes-grails/gradle/wrapper/gradle-wrapper.properties
+++ b/samples/rest-notes-grails/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-4.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.9-bin.zip