diff --git a/do-manual-release.sh b/do-manual-release.sh
index 9e0d787..628ae68 100755
--- a/do-manual-release.sh
+++ b/do-manual-release.sh
@@ -4,12 +4,20 @@ set -e
 
 VERSION=2.0.18
 
+echo "TRAVIS_BRANCH is $TRAVIS_BRANCH . TRAVIS_PULL_REQUEST_BRANCH is $TRAVIS_PULL_REQUEST_BRANCH"
+
 if [[ "$TRAVIS_BRANCH" != "master" ]]
 then
 	echo "Not releasing - not on master branch (${TRAVIS_BRANCH})"
   exit 0
 fi
 
+if [[ "$TRAVIS_PULL_REQUEST_BRANCH" != "" ]]
+then
+	echo "Not releasing - push check in PR"
+  exit 0
+fi
+
 echo "Packing binary for $TRAVIS_OS_NAME"
 
 if [[ "$TRAVIS_OS_NAME" == "osx" || "$TRAVIS_OS_NAME" == "linux" ]]