diff --git a/structr-ui/src/main/resources/structr/js/flow-editor/src/js/editor/entities/components/QueryBuilder/QueryStringValue.js b/structr-ui/src/main/resources/structr/js/flow-editor/src/js/editor/entities/components/QueryBuilder/QueryStringValue.js
index <HASH>..<HASH> 100644
--- a/structr-ui/src/main/resources/structr/js/flow-editor/src/js/editor/entities/components/QueryBuilder/QueryStringValue.js
+++ b/structr-ui/src/main/resources/structr/js/flow-editor/src/js/editor/entities/components/QueryBuilder/QueryStringValue.js
@@ -37,6 +37,10 @@ export class QueryStringValue extends QueryValue {
             this._dispatchChangeEvent();
         });
 
+        this.handles.value.addEventListener("keydown", (event) => {
+            event.stopPropagation();
+        });
+
     }
 
     _getTemplate() {
Fixes small UX issue with value components in FlowEditor.