diff --git a/gen_key.sh b/gen_key.sh
index 77e9fef6f6..55d6ad1f04 100755
--- a/gen_key.sh
+++ b/gen_key.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+rm -rf android/app/apk.keystore
+
 keytool -genkey -noprompt \
  -alias testing \
  -keysize 2048 \