diff --git a/reactos/include/ndk/i386/ketypes.h b/reactos/include/ndk/i386/ketypes.h
index 3e2cddc1702..5f7fcf875c8 100644
--- a/reactos/include/ndk/i386/ketypes.h
+++ b/reactos/include/ndk/i386/ketypes.h
@@ -29,7 +29,7 @@ Author:
 #define K0IPCR                  ((ULONG_PTR)(KIP0PCRADDRESS))
 #define PCR                     ((volatile KPCR * const)K0IPCR)
 #if defined(CONFIG_SMP) || defined(NT_BUILD)
-#undef  KeGetPcr()
+#undef  KeGetPcr
 #define KeGetPcr()              ((volatile KPCR * const)__readfsdword(0x1C))
 #endif