diff --git a/webapp/packages/core-blocks/src/Split/ResizerControls.tsx b/webapp/packages/core-blocks/src/Split/ResizerControls.tsx
index b71183c167..b260ca0f6a 100644
--- a/webapp/packages/core-blocks/src/Split/ResizerControls.tsx
+++ b/webapp/packages/core-blocks/src/Split/ResizerControls.tsx
@@ -1,6 +1,6 @@
 /*
  * CloudBeaver - Cloud Database Manager
- * Copyright (C) 2020-2025 DBeaver Corp and others
+ * Copyright (C) 2020-2026 DBeaver Corp and others
  *
  * Licensed under the Apache License, Version 2.0.
  * you may not use this file except in compliance with the License.
@@ -26,7 +26,7 @@ export const ResizerControls = observer<ResizerControlsProps>(function ResizerCo
   const horizontal = split.state.split === 'horizontal';
 
   return (
-    <Resizer className={s(styles, { resizerControls: true, vertical, horizontal }, className)}>
+    <Resizer className={s(styles, { resizerControls: true, vertical, horizontal }, className)} data-dialog-persistent-element>
       <SplitControls />
     </Resizer>
   );
diff --git a/webapp/packages/core-blocks/src/Split/SplitControls.tsx b/webapp/packages/core-blocks/src/Split/SplitControls.tsx
index 0632095863..8e5a1c2d91 100644
--- a/webapp/packages/core-blocks/src/Split/SplitControls.tsx
+++ b/webapp/packages/core-blocks/src/Split/SplitControls.tsx
@@ -1,6 +1,6 @@
 /*
  * CloudBeaver - Cloud Database Manager
- * Copyright (C) 2020-2025 DBeaver Corp and others
+ * Copyright (C) 2020-2026 DBeaver Corp and others
  *
  * Licensed under the Apache License, Version 2.0.
  * you may not use this file except in compliance with the License.
@@ -59,6 +59,7 @@ export const SplitControls: React.FC = function SplitControls() {
       data-s-split={split.state.split}
       data-s-mode={inverseMode}
       className={s(styles, { container: true, inverse })}
+      data-dialog-persistent-element
       onMouseDown={split.state.onMouseDown}
       onTouchStart={split.state.onTouchStart}
       onTouchEnd={split.state.onTouchEnd}