diff --git a/src/backend/Core.cpp b/src/backend/Core.cpp
index 5de49fe6..25b288e8 100644
--- a/src/backend/Core.cpp
+++ b/src/backend/Core.cpp
@@ -65,6 +65,7 @@ void Core::Run(float volumeL, float volumeR) {
 
         cycles += taken;
         frameCycles += taken;
+        scheduler.tick(1, mem, regs);
       }
 
       cycles -= mmio.vi.cyclesPerHalfline;