diff --git a/makebuildserver b/makebuildserver
index fd17d666..508601ff 100755
--- a/makebuildserver
+++ b/makebuildserver
@@ -366,8 +366,6 @@ cachefiles = [
      '8626cbf206b4e201ade7b87779090690447054bc93f052954c78480fa6ed186e'),
     ('https://downloads.gradle.org/distributions/gradle-5.0-bin.zip',
      '6157ac9f3410bc63644625b3b3e9e96c963afd7910ae0697792db57813ee79a6'),
-    ('https://downloads.gradle.org/distributions/gradle-5.1-bin.zip',
-     '7506638a380092a0406364c79d6c87d03d23017fc25a5770379d1ce23c3fcd4d'),
     ('https://downloads.gradle.org/distributions/gradle-5.1.1-bin.zip',
      '4953323605c5d7b89e97d0dc7779e275bccedefcdac090aec123375eae0cc798'),
     ('https://downloads.gradle.org/distributions/gradle-5.2.1-bin.zip',