diff --git a/pkg/apis/pipeline/v1beta1/taskrun_types.go b/pkg/apis/pipeline/v1beta1/taskrun_types.go
index de83b2de0e3..a314760bcef 100644
--- a/pkg/apis/pipeline/v1beta1/taskrun_types.go
+++ b/pkg/apis/pipeline/v1beta1/taskrun_types.go
@@ -414,7 +414,7 @@ func (tr *TaskRun) GetTimeout() time.Duration {
 // GetRunKey return the taskrun key for timeout handler map
 func (tr *TaskRun) GetRunKey() string {
 	// The address of the pointer is a threadsafe unique identifier for the taskrun
-	return fmt.Sprintf("%s/%p", "TaskRun", tr)
+	return fmt.Sprintf("%s/%p", pipeline.TaskRunControllerName, tr)
 }
 
 // IsPartOfPipeline return true if TaskRun is a part of a Pipeline.