diff --git a/source/CPU.cpp b/source/CPU.cpp
index 1cb014a8..5e4d5a54 100644
--- a/source/CPU.cpp
+++ b/source/CPU.cpp
@@ -728,7 +728,7 @@ void CpuSetupBenchmark ()
 			if ((++opcode >= BENCHOPCODES) || ((addr & 0x0F) >= 0x0B))
 			{
 				*(mem+addr++) = 0x4C;
-				// split in 2 lines to avoid -Wunsequenced and undefined behvaiour
+				// split into 2 lines to avoid -Wunsequenced and undefined behaviour
 				const BYTE value = (opcode >= BENCHOPCODES) ? 0x00 : ((addr >> 4)+1) << 4;
 				*(mem+addr++) = value;
 				*(mem+addr++) = 0x03;