diff --git a/metadata/com.mattermost.mattermost.txt b/metadata/com.mattermost.mattermost.txt
index 15f12daf72..f896c32bc1 100644
--- a/metadata/com.mattermost.mattermost.txt
+++ b/metadata/com.mattermost.mattermost.txt
@@ -31,14 +31,14 @@ Build:3.10.2,398
     subdir=app
     patch=play-services.patch
     gradle=yes
-    prebuild=rm -r src/main/java/com/mattermost/gcm/
+    rm=app/src/main/java/com/mattermost/gcm
 
 Build:3.10.3,399
     commit=v3.10.3
     subdir=app
     patch=play-services.patch
     gradle=yes
-    prebuild=rm -r src/main/java/com/mattermost/gcm/
+    rm=app/src/main/java/com/mattermost/gcm
 
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