diff --git a/abra b/abra
index fe4c00e..5d5ea4e 100755
--- a/abra
+++ b/abra
@@ -468,7 +468,7 @@ output_version_summary() {
     SERVICES=$(yq e '.services | keys | .[]' "${APP_DIR}/${COMPOSE_FILE}")
     for SERVICE in $SERVICES; do
       filter="{{index .Spec.Labels \"coop-cloud.$STACK_NAME.$SERVICE.version\" }}"
-      label=$(docker service inspect -f "$filter" "$STACK_NAME_$SERVICE" 2>/dev/null)
+      label=$(docker service inspect -f "$filter" "${STACK_NAME}_${SERVICE}" 2>/dev/null)
       live_version=$(echo "$label" | cut -d- -f1)
       live_digest=$(echo "$label" | cut -d- -f2)
       if [ -n "$live_version" ] && [ -n "$live_digest" ]; then