diff --git a/block-styles.css b/block-styles.css
index dbae6eb..b3fdb13 100644
--- a/block-styles.css
+++ b/block-styles.css
@@ -73,7 +73,7 @@ ul.is-style-arrow-list {
 }
 
 /* HACK: fixing stretched out post width in editor */
-:not(.edit-site-visual-editor__editor-canvas) .editor-styles-wrapper .block-editor-block-list__layout.is-root-container > :where(:not(.alignleft):not(.alignright):not(.alignfull)),
-:not(.edit-site-visual-editor__editor-canvas) .editor-styles-wrapper .editor-editor-canvas__post-title-wrapper > :where(:not(.alignleft):not(.alignright):not(.alignfull)) {
+.edit-post-visual-editor .editor-styles-wrapper .block-editor-block-list__layout.is-root-container > :where(:not(.alignleft):not(.alignright):not(.alignfull)),
+.edit-post-visual-editor .editor-styles-wrapper .editor-editor-canvas__post-title-wrapper > :where(:not(.alignleft):not(.alignright):not(.alignfull)) {
     max-width: 600px !important;
 }
\ No newline at end of file