diff --git a/packages/mermaid/src/diagrams/state/stateDb.js b/packages/mermaid/src/diagrams/state/stateDb.js
index c96c204c6..078f33aab 100644
--- a/packages/mermaid/src/diagrams/state/stateDb.js
+++ b/packages/mermaid/src/diagrams/state/stateDb.js
@@ -828,6 +828,7 @@ const setupDoc = (parentParsedItem, doc, diagramStates, nodes, edges, altFlag, u
             labelType: G_EDGE_LABELTYPE,
             thickness: G_EDGE_THICKNESS,
             classes: CSS_EDGE,
+            useRough,
           };
           edges.push(edgeData);
           //g.setEdge(item.state1.id, item.state2.id, edgeData, graphItemCount);
diff --git a/packages/mermaid/src/rendering-util/types.d.ts b/packages/mermaid/src/rendering-util/types.d.ts
index af24d4c76..156936845 100644
--- a/packages/mermaid/src/rendering-util/types.d.ts
+++ b/packages/mermaid/src/rendering-util/types.d.ts
@@ -71,6 +71,7 @@ interface Edge {
   minlen?: number;
   pattern?: string;
   thickness?: number;
+  useRough?: boolean;
 }
 
 // Extending the Node interface for specific types if needed