diff --git a/delivery/gradle/wrapper/gradle-wrapper.jar b/delivery/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..f3d88b1
Binary files /dev/null and b/delivery/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/delivery/gradle/wrapper/gradle-wrapper.properties b/delivery/gradle/wrapper/gradle-wrapper.properties
index 81f92f8..feb1126 100644
--- a/delivery/gradle/wrapper/gradle-wrapper.properties
+++ b/delivery/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 #Tue May 19 15:50:06 CEST 2020
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.4-all.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists