diff --git a/cpuexec.cpp b/cpuexec.cpp
index 7d00fe30..09af47ac 100644
--- a/cpuexec.cpp
+++ b/cpuexec.cpp
@@ -243,7 +243,8 @@ void S9xMainLoop (void)
 					CPU.WaitingForInterrupt = FALSE;
 					Registers.PCw++;
 					CPU.Cycles += ONE_CYCLE;
-					S9xDoHEventProcessing();
+					while (CPU.Cycles >= CPU.NextEvent)
+						S9xDoHEventProcessing();
 				}
 
 				S9xUpdateIRQPositions();