diff --git a/packages/editor-ui/src/components/ParameterInputFull.vue b/packages/editor-ui/src/components/ParameterInputFull.vue
index 7cf102f6af..e721164b22 100644
--- a/packages/editor-ui/src/components/ParameterInputFull.vue
+++ b/packages/editor-ui/src/components/ParameterInputFull.vue
@@ -54,6 +54,7 @@
 							:forceShowExpression="forceShowExpression"
 							:hint="hint"
 							@valueChanged="valueChanged"
+							@textInput="onTextInput"
 							@focus="onFocus"
 							@blur="onBlur"
 							@drop="onDrop"
@@ -207,6 +208,13 @@ export default mixins(showMessage).extend({
 		valueChanged(parameterData: IUpdateInformation) {
 			this.$emit('valueChanged', parameterData);
 		},
+		onTextInput(parameterData: IUpdateInformation) {
+			const param = this.$refs.param as Vue | undefined;
+
+			if (isValueExpression(this.parameter, parameterData.value)) {
+				param?.$emit('optionSelected', 'addExpression');
+			}
+		},
 		onDrop(data: string) {
 			this.forceShowExpression = true;
 			setTimeout(() => {