diff --git a/src/components/Nodes/DefaultNode.vue b/src/components/Nodes/DefaultNode.vue
index 266d5167..78512b1d 100644
--- a/src/components/Nodes/DefaultNode.vue
+++ b/src/components/Nodes/DefaultNode.vue
@@ -22,7 +22,7 @@ export default {
     :is-connectable="props.connectable"
     :is-valid-connection="props.isValidTargetPos"
   />
-  <component :is="props.label.component" v-bind="props.label.props" v-if="typeof props.label !== 'string'" />
+  <component :is="props.label.component" v-bind="props.label.props" v-if="typeof props.label !== 'string' && props.label" />
   <span v-else v-html="props.label" />
   <Handle
     type="source"
diff --git a/src/components/Nodes/InputNode.vue b/src/components/Nodes/InputNode.vue
index 689acf62..cfaf3cfb 100644
--- a/src/components/Nodes/InputNode.vue
+++ b/src/components/Nodes/InputNode.vue
@@ -15,7 +15,7 @@ export default {
 }
 </script>
 <template>
-  <component :is="props.label.component" v-bind="props.label.props" v-if="typeof props.label !== 'string'" />
+  <component :is="props.label.component" v-bind="props.label.props" v-if="typeof props.label !== 'string' && props.label" />
   <span v-else v-html="props.label" />
   <Handle
     type="source"
diff --git a/src/components/Nodes/OutputNode.vue b/src/components/Nodes/OutputNode.vue
index aa500d66..74b25389 100644
--- a/src/components/Nodes/OutputNode.vue
+++ b/src/components/Nodes/OutputNode.vue
@@ -15,7 +15,7 @@ export default {
 }
 </script>
 <template>
-  <component :is="props.label.component" v-bind="props.label.props" v-if="typeof props.label !== 'string'" />
+  <component :is="props.label.component" v-bind="props.label.props" v-if="typeof props.label !== 'string' && props.label" />
   <span v-else v-html="props.label" />
   <Handle
     type="source"