diff --git a/metadata/org.totschnig.myexpenses.txt b/metadata/org.totschnig.myexpenses.txt
index afb43c2dde..0a52040786 100644
--- a/metadata/org.totschnig.myexpenses.txt
+++ b/metadata/org.totschnig.myexpenses.txt
@@ -825,6 +825,7 @@ Build:3.0.2,372
     subdir=myExpenses
     gradle=acra,conscript
     rm=tests
+    prebuild=echo 'org.gradle.jvmargs=-Xmx1g' >> ../gradle.properties
 
 Maintainer Notes:
 * Ads: https://github.com/mtotschnig/MyExpenses/tree/b4237aabf8924614251d14fb18ce274ec0f934f7/myExpenses/src/main/java/org/totschnig/myexpenses/util/ads