diff --git a/server/src/workflow-management/classes/Generator.ts b/server/src/workflow-management/classes/Generator.ts
index f94fd5bd..56cfd6ea 100644
--- a/server/src/workflow-management/classes/Generator.ts
+++ b/server/src/workflow-management/classes/Generator.ts
@@ -115,7 +115,9 @@ export class WorkflowGenerator {
         }
       }
     })
-    
+    socket.on('updatePair', (data) => {
+      this.updatePairInWorkflow(data.index, data.pair);
+    })
   };