diff --git a/scripts/next_version.sh b/scripts/next_version.sh
index da7e2f6d56..d394fa59e4 100755
--- a/scripts/next_version.sh
+++ b/scripts/next_version.sh
@@ -82,7 +82,7 @@ fi
 
 if [[ "${EXEC_ALPHA}" == true ]]
 then
-    NEXT_VERSION=${NEXT_VERSION}.${PR_NUMBER}
+    NEXT_VERSION=${NEXT_VERSION}.${GH_BUILD_NUMBER}
 fi
 
 if [[ "${EXEC_BETA}" == true ]]