diff --git a/metadata/at.bitfire.davdroid.txt b/metadata/at.bitfire.davdroid.txt
index a78a0d2d28..0513731ac9 100644
--- a/metadata/at.bitfire.davdroid.txt
+++ b/metadata/at.bitfire.davdroid.txt
@@ -591,6 +591,7 @@ Build:1.6.4-ose,158
     subdir=app
     submodules=yes
     gradle=standard
+    prebuild=sed -i -e 's/gradle-4.0.1/gradle-4.0/' ../gradle/wrapper/gradle-wrapper.properties
 
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