diff --git a/metadata/com.simplemobiletools.calculator.txt b/metadata/com.simplemobiletools.calculator.txt
index 38295c1809..1a5b4c3881 100644
--- a/metadata/com.simplemobiletools.calculator.txt
+++ b/metadata/com.simplemobiletools.calculator.txt
@@ -99,6 +99,7 @@ Build:5.0.2,25
     commit=5.0.2
     subdir=app
     gradle=yes
+    prebuild=sed -i -e '/keystore/d' build.gradle
 
 Auto Update Mode:Version %v
 Update Check Mode:Tags