diff --git a/reactos/ntoskrnl/ke/i386/cpu.c b/reactos/ntoskrnl/ke/i386/cpu.c
index 4aadb0f3317..6cf6e8676b8 100644
--- a/reactos/ntoskrnl/ke/i386/cpu.c
+++ b/reactos/ntoskrnl/ke/i386/cpu.c
@@ -27,7 +27,7 @@ ULONG KeProcessorArchitecture;
 ULONG KeProcessorLevel;
 ULONG KeProcessorRevision;
 ULONG KeFeatureBits;
-ULONG KiFastSystemCallDisable = 1;
+ULONG KiFastSystemCallDisable;
 ULONG KeI386NpxPresent = 0;
 ULONG KiMXCsrMask = 0;
 ULONG MxcsrFeatureMask = 0;