diff --git a/scripts/install/rhel.sh b/scripts/install/rhel.sh
index 1039590ee..9f7c388a4 100644
--- a/scripts/install/rhel.sh
+++ b/scripts/install/rhel.sh
@@ -151,6 +151,12 @@ if [ "$VERSION_ID" -ge "8" ];then
             REPOS="${REPOS},${REPO_VAR}"
         fi
     done
+
+    if [ "$REPOS" == "--enablerepo=" ];then
+        # if not find, reset emtpy
+        REPOS=''
+    fi
+
     REPOS=${REPOS//=,/=}
     echo "REPOS:${REPOS}"