diff --git a/plugins/github/src/org/jetbrains/plugins/github/pullrequest/ui/details/model/impl/GHPRBranchesModelImpl.kt b/plugins/github/src/org/jetbrains/plugins/github/pullrequest/ui/details/model/impl/GHPRBranchesModelImpl.kt
index 71aff33f065d..b685a85e5e22 100644
--- a/plugins/github/src/org/jetbrains/plugins/github/pullrequest/ui/details/model/impl/GHPRBranchesModelImpl.kt
+++ b/plugins/github/src/org/jetbrains/plugins/github/pullrequest/ui/details/model/impl/GHPRBranchesModelImpl.kt
@@ -37,6 +37,10 @@ internal class GHPRBranchesModelImpl(private val valueModel: SingleValueModel<GH
         })
       }
     }
+
+    valueModel.addAndInvokeListener {
+      changeEventDispatcher.multicaster.eventOccurred()
+    }
   }
 
   @RequiresEdt