diff --git a/metadata/de.uni_potsdam.hpi.openmensa.yml b/metadata/de.uni_potsdam.hpi.openmensa.yml
index f4aa778183..41c2be200f 100644
--- a/metadata/de.uni_potsdam.hpi.openmensa.yml
+++ b/metadata/de.uni_potsdam.hpi.openmensa.yml
@@ -140,6 +140,8 @@ Builds:
     commit: f8448e2f9af425630efde130e676265fdf2e100d
     gradle:
       - yes
+    prebuild: echo -e "\norg.gradle.jvmargs=-Xms2048m -Xmx2048m -XX:MaxPermSize=2048m"
+        >> gradle.properties
 
 AutoUpdateMode: Version
 UpdateCheckMode: Tags