diff --git a/Dockerfile b/Dockerfile
index 3966879..446a85d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM gradle:6.0-jdk8 as builder
+FROM gradle:6.9-jdk8 as builder
 WORKDIR /workspace
 COPY / /workspace/
 RUN gradle build