diff --git a/ci_build.sh b/ci_build.sh
index adc3c4dd..94fb7233 100644
--- a/ci_build.sh
+++ b/ci_build.sh
@@ -37,5 +37,6 @@ sed -e '/crashlytics/ s/^\/*/\/\//' -i build.gradle
 # build project
 echo "Build project"
 echo "org.gradle.daemon=false" >> gradle.properties
+echo "org.gradle.jvmargs=-Xmx1024m" >> gradle.properties
 chmod +x gradlew
 ./gradlew assembleFdroid --no-daemon