diff --git a/packages/client/src/tiptap/core/styles/node.scss b/packages/client/src/tiptap/core/styles/node.scss
index 3f3f0244..f16ea025 100644
--- a/packages/client/src/tiptap/core/styles/node.scss
+++ b/packages/client/src/tiptap/core/styles/node.scss
@@ -56,6 +56,7 @@
   .node-iframe,
   .node-katex,
   .node-mind,
+  .node-flow,
   .node-codeBlock,
   .node-documentChildren,
   .node-documentReference {