diff --git a/packages/core/src/editor/Block.css b/packages/core/src/editor/Block.css
index ef2867121d..aa16a93844 100644
--- a/packages/core/src/editor/Block.css
+++ b/packages/core/src/editor/Block.css
@@ -522,7 +522,6 @@ NESTED BLOCKS
 }
 
 .bn-preview-container {
-  anchor-name: --bn-source-popup-anchor;
   cursor: pointer;
 }