diff --git a/reactos/dll/ntdll/def/ntdll.spec b/reactos/dll/ntdll/def/ntdll.spec
index c73d537437d..17012b605fc 100644
--- a/reactos/dll/ntdll/def/ntdll.spec
+++ b/reactos/dll/ntdll/def/ntdll.spec
@@ -1343,7 +1343,7 @@
 @ cdecl _ui64tow(double ptr long)
 @ cdecl _ultoa(long ptr long)
 @ cdecl _ultow(long ptr long)
-;@ cdecl _vscwprintf
+@ cdecl _vscwprintf(wstr ptr)
 @ cdecl _vsnprintf(ptr long str ptr)
 @ cdecl _vsnwprintf(ptr long wstr ptr)
 @ cdecl _wcsicmp(wstr wstr)
diff --git a/reactos/dll/win32/msvcrt/msvcrt.spec b/reactos/dll/win32/msvcrt/msvcrt.spec
index d95b758e245..9b6a73fdf12 100644
--- a/reactos/dll/win32/msvcrt/msvcrt.spec
+++ b/reactos/dll/win32/msvcrt/msvcrt.spec
@@ -975,10 +975,10 @@
 # stub _vprintf_p_l
 # stub _vprintf_s_l
 @ cdecl _utime(str ptr)
-# @ cdecl _vscprintf(str ptr)
+@ cdecl _vscprintf(str ptr)
 # stub _vscprintf_l
 # stub _vscprintf_p_l
-# @ cdecl _vscwprintf(wstr ptr)
+@ cdecl _vscwprintf(wstr ptr)
 # stub _vscwprintf_l
 # stub _vscwprintf_p_l
 @ cdecl _vsnprintf(ptr long str ptr)
diff --git a/reactos/lib/sdk/crt/crt.cmake b/reactos/lib/sdk/crt/crt.cmake
index 66eae898ddc..5024bc8c1c8 100644
--- a/reactos/lib/sdk/crt/crt.cmake
+++ b/reactos/lib/sdk/crt/crt.cmake
@@ -136,6 +136,8 @@ list(APPEND CRT_SOURCE
     printf/_snwprintf.c
     printf/_vcprintf.c
 	printf/_vcwprintf.c
+    printf/_vscprintf.c
+    printf/_vscwprintf.c
     printf/_vsnprintf.c
     printf/_vsnwprintf.c
     printf/_vsprintf_p.c
diff --git a/reactos/lib/sdk/crt/libcntpr.cmake b/reactos/lib/sdk/crt/libcntpr.cmake
index 2e7a9be3b72..5c514147b07 100644
--- a/reactos/lib/sdk/crt/libcntpr.cmake
+++ b/reactos/lib/sdk/crt/libcntpr.cmake
@@ -13,6 +13,7 @@ list(APPEND LIBCNTPR_SOURCE
     printf/_snprintf.c
     printf/_snwprintf.c
     printf/_vcprintf.c
+    printf/_vscwprintf.c
     printf/_vsnprintf.c
     printf/_vsnwprintf.c
     printf/sprintf.c