diff --git a/build_android_release.sh b/build_android_release.sh
old mode 100755
new mode 100644
index b0037c2bc..9895660a9
--- a/build_android_release.sh
+++ b/build_android_release.sh
@@ -21,6 +21,9 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 APP_OUT=$DIR/app/build/outputs
 
+export JAVA_HOME="$(cd $DIR/../../../prebuilts/studio/jdk && pwd )"
+echo "JAVA_HOME=$JAVA_HOME"
+
 export ANDROID_HOME="$(cd $DIR/../../../prebuilts/fullsdk/linux && pwd )"
 
 echo "ANDROID_HOME=$ANDROID_HOME"