diff --git a/SheepShaver/src/Unix/sysdeps.h b/SheepShaver/src/Unix/sysdeps.h
index 29af2f09..d9f3b897 100644
--- a/SheepShaver/src/Unix/sysdeps.h
+++ b/SheepShaver/src/Unix/sysdeps.h
@@ -81,7 +81,8 @@
 #define PPC_CHECK_INTERRUPTS (ASYNC_IRQ ? 0 : 1)
 #define PPC_DECODE_CACHE 1
 #define PPC_FLIGHT_RECORDER 1
-#define PPC_PROFILE_COMPILE_TIME 1
+#define PPC_PROFILE_COMPILE_TIME 0
+#define PPC_PROFILE_GENERIC_CALLS 0
 #define KPX_MAX_CPUS 1
 #else
 // Mac ROM is write protected