diff --git a/stepmania/src/RageDisplay_OGL.cpp b/stepmania/src/RageDisplay_OGL.cpp
index 6a71b28e17..85ce6a486f 100644
--- a/stepmania/src/RageDisplay_OGL.cpp
+++ b/stepmania/src/RageDisplay_OGL.cpp
@@ -797,6 +797,11 @@ bool RageDisplay_OGL::BeginFrame()
 
 void RageDisplay_OGL::EndFrame()
 {
+	// Give up the CPU to the OpenGL host if it wants it; in any case, make
+	// sure the frame is done. This helps graphics smoothness a lot by
+	// making sure we get the most out of each frame.
+	glFinish();
+
 	wind->SwapBuffers();
 	ProcessStatsOnFlip();
 }