diff --git a/helmrepo.sh b/helmrepo.sh
index d0c0c1d..c13388a 100755
--- a/helmrepo.sh
+++ b/helmrepo.sh
@@ -114,6 +114,7 @@
 
     local key="${_fields[0]}"
     local val="${_fields[1]}"
+    # shellcheck disable=SC2004
     ref[$key]="$val"
 
     return