diff --git a/docs/project-code-coverage.sh b/docs/project-code-coverage.sh
index 6b6e7a68..24a83512 100755
--- a/docs/project-code-coverage.sh
+++ b/docs/project-code-coverage.sh
@@ -37,6 +37,7 @@ cat acc.out integration-acc.out | go run docs/merge-coverprofile.go > merged.out
 
 if [ -n "$COVERALLS" ]
 then
+    export GIT_BRANCH=`git rev-parse --abbrev-ref HEAD`
 	goveralls -service drone.io -coverprofile=merged.out -repotoken $COVERALLS
 fi