diff --git a/servers/vm/vm.h b/servers/vm/vm.h
index cdddf1539..b305817b8 100644
--- a/servers/vm/vm.h
+++ b/servers/vm/vm.h
@@ -12,7 +12,7 @@
 #define ABS2CLICK(a) ((a) >> CLICK_SHIFT)
 
 /* Compile in asserts and custom sanity checks at all? */
-#define SANITYCHECKS	1
+#define SANITYCHECKS	0
 #define VMSTATS		1
 
 /* If so, this level: */