diff --git a/rostests/winetests/ntdll/CMakeLists.txt b/rostests/winetests/ntdll/CMakeLists.txt
index 7a843e1c276..815f3d0010c 100644
--- a/rostests/winetests/ntdll/CMakeLists.txt
+++ b/rostests/winetests/ntdll/CMakeLists.txt
@@ -34,5 +34,5 @@ add_importlibs(ntdll_winetest user32 msvcrt kernel32 ntdll)
 add_cd_file(TARGET ntdll_winetest DESTINATION reactos/bin FOR all)
 
 if(NOT MSVC)
-    add_target_compile_flags(ntdll_winetest "-Wno-format -Wno-error")
+    add_target_compile_flags(ntdll_winetest "-Wno-format")
 endif()
diff --git a/rostests/winetests/ntdll/rtl.c b/rostests/winetests/ntdll/rtl.c
index 90b93235ce0..fe37915455f 100755
--- a/rostests/winetests/ntdll/rtl.c
+++ b/rostests/winetests/ntdll/rtl.c
@@ -108,8 +108,8 @@ static NTSTATUS  (WINAPI *pRtlGetCompressionWorkSpaceSize)(USHORT, PULONG, PULON
 static NTSTATUS  (WINAPI *pRtlDecompressBuffer)(USHORT, PUCHAR, ULONG, const UCHAR*, ULONG, PULONG);
 static NTSTATUS  (WINAPI *pRtlDecompressFragment)(USHORT, PUCHAR, ULONG, const UCHAR*, ULONG, ULONG, PULONG, PVOID);
 static NTSTATUS  (WINAPI *pRtlCompressBuffer)(USHORT, const UCHAR*, ULONG, PUCHAR, ULONG, ULONG, PULONG, PVOID);
-static BOOL      (WINAPI *pRtlIsCriticalSectionLocked)(RTL_CRITICAL_SECTION *);
-static BOOL      (WINAPI *pRtlIsCriticalSectionLockedByThread)(RTL_CRITICAL_SECTION *);
+static BOOL      (WINAPI *pRtlIsCriticalSectionLocked)(CRITICAL_SECTION *);
+static BOOL      (WINAPI *pRtlIsCriticalSectionLockedByThread)(CRITICAL_SECTION *);
 
 static HMODULE hkernel32 = 0;
 static BOOL      (WINAPI *pIsWow64Process)(HANDLE, PBOOL);