diff --git a/GPU/GLES/DisplayListInterpreter.cpp b/GPU/GLES/DisplayListInterpreter.cpp
index d9f10db376..a022903ec8 100644
--- a/GPU/GLES/DisplayListInterpreter.cpp
+++ b/GPU/GLES/DisplayListInterpreter.cpp
@@ -305,9 +305,12 @@ void GLES_GPU::SetDisplayFramebuffer(u32 framebuf, u32 stride, GEBufferFormat fo
 
 bool GLES_GPU::FramebufferDirty() {
 	// FIXME: Workaround for displaylists sometimes hanging unprocessed.  Not yet sure of the cause.
-	ScheduleEvent(GPU_EVENT_PROCESS_QUEUE);
-	// Allow it to process fully before deciding if it's dirty.
-	SyncThread();
+	if (g_Config.bSeparateCPUThread) {
+		// FIXME: Workaround for displaylists sometimes hanging unprocessed.  Not yet sure of the cause.
+		ScheduleEvent(GPU_EVENT_PROCESS_QUEUE);
+		// Allow it to process fully before deciding if it's dirty.
+		SyncThread();
+	}
 
 	VirtualFramebuffer *vfb = framebufferManager_.GetDisplayFBO();
 	if (vfb)