diff --git a/plugins/block-shareable-procedures/src/blocks.ts b/plugins/block-shareable-procedures/src/blocks.ts
index 8c0cbfc153..aba6d4fbe8 100644
--- a/plugins/block-shareable-procedures/src/blocks.ts
+++ b/plugins/block-shareable-procedures/src/blocks.ts
@@ -215,7 +215,11 @@ const procedureDefGetDefMixin = function () {
      * disposed.
      */
     destroy: function () {
-      this.workspace.getProcedureMap().delete(this.getProcedureModel().getId());
+      if (!this.isInsertionMarker()) {
+        this.workspace
+          .getProcedureMap()
+          .delete(this.getProcedureModel().getId());
+      }
     },
   };