diff --git a/packages/editor-ui/src/components/ExpressionEditorModal/ExpressionEditorModalInput.vue b/packages/editor-ui/src/components/ExpressionEditorModal/ExpressionEditorModalInput.vue
index 925e9fae0c..ad790ff2fa 100644
--- a/packages/editor-ui/src/components/ExpressionEditorModal/ExpressionEditorModalInput.vue
+++ b/packages/editor-ui/src/components/ExpressionEditorModal/ExpressionEditorModalInput.vue
@@ -16,7 +16,7 @@ import { n8nLang } from '@/plugins/codemirror/n8nLang';
 import { highlighter } from '@/plugins/codemirror/resolvableHighlighter';
 import { inputTheme } from './theme';
 import { forceParse } from '@/utils/forceParse';
-import { autocompletion } from '@codemirror/autocomplete';
+import { acceptCompletion, autocompletion } from '@codemirror/autocomplete';
 
 import type { IVariableItemSelected } from '@/Interface';
 
@@ -44,6 +44,7 @@ export default mixins(expressionManager, completionManager, workflowHelpers).ext
 			autocompletion(),
 			Prec.highest(
 				keymap.of([
+					{ key: 'Tab', run: acceptCompletion },
 					{
 						any: (_: EditorView, event: KeyboardEvent) => {
 							if (event.key === 'Escape') {
diff --git a/packages/editor-ui/src/components/InlineExpressionEditor/InlineExpressionEditorInput.vue b/packages/editor-ui/src/components/InlineExpressionEditor/InlineExpressionEditorInput.vue
index e14da78aa5..62831f6b9e 100644
--- a/packages/editor-ui/src/components/InlineExpressionEditor/InlineExpressionEditorInput.vue
+++ b/packages/editor-ui/src/components/InlineExpressionEditor/InlineExpressionEditorInput.vue
@@ -8,7 +8,7 @@ import { mapStores } from 'pinia';
 import { EditorView, keymap } from '@codemirror/view';
 import { EditorState, Prec } from '@codemirror/state';
 import { history, redo } from '@codemirror/commands';
-import { autocompletion, completionStatus } from '@codemirror/autocomplete';
+import { acceptCompletion, autocompletion, completionStatus } from '@codemirror/autocomplete';
 
 import { useNDVStore } from '@/stores/ndv';
 import { workflowHelpers } from '@/mixins/workflowHelpers';
@@ -78,6 +78,7 @@ export default mixins(completionManager, expressionManager, workflowHelpers).ext
 			inputTheme({ isSingleLine: this.isSingleLine }),
 			Prec.highest(
 				keymap.of([
+					{ key: 'Tab', run: acceptCompletion },
 					{
 						any(view: EditorView, event: KeyboardEvent) {
 							if (event.key === 'Escape' && completionStatus(view.state) !== null) {