diff --git a/metadata/im.vector.app.yml b/metadata/im.vector.app.yml
index 517e3cf80c..c76f24c5f9 100644
--- a/metadata/im.vector.app.yml
+++ b/metadata/im.vector.app.yml
@@ -788,6 +788,7 @@ Builds:
     srclibs:
       - jitsi-meet@android-sdk-3.10.0
     prebuild:
+      - sed -i -e 's/-Xmx\d+\w/-Xmx4g/g' ../gradle.properties
       - sed -i -e '/com.google.gms.google-services/d' build.gradle ../build.gradle
       - sed -i -e 's/enable true/enable false/g' build.gradle
       - sed -i -e '/repositories {/a\        mavenLocal()' ../build.gradle