diff --git a/src/plugins/unified_search/public/query_string_input/text_based_languages_editor/index.tsx b/src/plugins/unified_search/public/query_string_input/text_based_languages_editor/index.tsx
index 6ea8724923352..18f08bfa750eb 100644
--- a/src/plugins/unified_search/public/query_string_input/text_based_languages_editor/index.tsx
+++ b/src/plugins/unified_search/public/query_string_input/text_based_languages_editor/index.tsx
@@ -468,7 +468,12 @@ export const TextBasedLanguagesEditor = memo(function TextBasedLanguagesEditor({
           </EuiFlexItem>
         </EuiFlexGroup>
       )}
-      <EuiFlexGroup gutterSize="none" responsive={false} css={{ margin: 0 }} ref={containerRef}>
+      <EuiFlexGroup
+        gutterSize="none"
+        responsive={false}
+        css={{ margin: '0 0 1px 0' }}
+        ref={containerRef}
+      >
         <EuiResizeObserver onResize={onResize}>
           {(resizeRef) => (
             <EuiOutsideClickDetector