diff --git a/dlls/msvcr100/msvcr100.spec b/dlls/msvcr100/msvcr100.spec
index eaad8fe7687..b5c8614ff30 100644
--- a/dlls/msvcr100/msvcr100.spec
+++ b/dlls/msvcr100/msvcr100.spec
@@ -1458,7 +1458,7 @@
 @ cdecl _vsnwprintf_l(ptr long wstr ptr ptr) msvcrt._vsnwprintf_l
 @ cdecl _vsnwprintf_s(ptr long long wstr ptr) msvcrt._vsnwprintf_s
 @ cdecl _vsnwprintf_s_l(ptr long long wstr ptr ptr) msvcrt._vsnwprintf_s_l
-@ stub _vsprintf_l
+@ cdecl _vsprintf_l(ptr str ptr ptr) msvcrt._vsprintf_l
 @ cdecl _vsprintf_p(ptr long str ptr) msvcrt._vsprintf_p
 @ cdecl _vsprintf_p_l(ptr long str ptr ptr) msvcrt._vsprintf_p_l
 @ stub _vsprintf_s_l
diff --git a/dlls/msvcr110/msvcr110.spec b/dlls/msvcr110/msvcr110.spec
index d909719fd8d..f37bdd7cf59 100644
--- a/dlls/msvcr110/msvcr110.spec
+++ b/dlls/msvcr110/msvcr110.spec
@@ -1816,7 +1816,7 @@
 @ cdecl _vsnwprintf_l(ptr long wstr ptr ptr) msvcrt._vsnwprintf_l
 @ cdecl _vsnwprintf_s(ptr long long wstr ptr) msvcrt._vsnwprintf_s
 @ cdecl _vsnwprintf_s_l(ptr long long wstr ptr ptr) msvcrt._vsnwprintf_s_l
-@ stub _vsprintf_l
+@ cdecl _vsprintf_l(ptr str ptr ptr) msvcrt._vsprintf_l
 @ cdecl _vsprintf_p(ptr long str ptr) msvcrt._vsprintf_p
 @ cdecl _vsprintf_p_l(ptr long str ptr ptr) msvcrt._vsprintf_p_l
 @ stub _vsprintf_s_l
diff --git a/dlls/msvcr80/msvcr80.spec b/dlls/msvcr80/msvcr80.spec
index 697936c4076..6090a4b4e26 100644
--- a/dlls/msvcr80/msvcr80.spec
+++ b/dlls/msvcr80/msvcr80.spec
@@ -1137,7 +1137,7 @@
 @ cdecl _vsnwprintf_l(ptr long wstr ptr ptr) msvcrt._vsnwprintf_l
 @ cdecl _vsnwprintf_s(ptr long long wstr ptr) msvcrt._vsnwprintf_s
 @ cdecl _vsnwprintf_s_l(ptr long long wstr ptr ptr) msvcrt._vsnwprintf_s_l
-@ stub _vsprintf_l
+@ cdecl _vsprintf_l(ptr str ptr ptr) msvcrt._vsprintf_l
 @ cdecl _vsprintf_p(ptr long str ptr) msvcrt._vsprintf_p
 @ cdecl _vsprintf_p_l(ptr long str ptr ptr) msvcrt._vsprintf_p_l
 @ stub _vsprintf_s_l
diff --git a/dlls/msvcr90/msvcr90.spec b/dlls/msvcr90/msvcr90.spec
index ca2503f7b37..4a30bb14364 100644
--- a/dlls/msvcr90/msvcr90.spec
+++ b/dlls/msvcr90/msvcr90.spec
@@ -1113,7 +1113,7 @@
 @ cdecl _vsnwprintf_l(ptr long wstr ptr ptr) msvcrt._vsnwprintf_l
 @ cdecl _vsnwprintf_s(ptr long long wstr ptr) msvcrt._vsnwprintf_s
 @ cdecl _vsnwprintf_s_l(ptr long long wstr ptr ptr) msvcrt._vsnwprintf_s_l
-@ stub _vsprintf_l
+@ cdecl _vsprintf_l(ptr str ptr ptr) msvcrt._vsprintf_l
 @ cdecl _vsprintf_p(ptr long str ptr) msvcrt._vsprintf_p
 @ cdecl _vsprintf_p_l(ptr long str ptr ptr) msvcrt._vsprintf_p_l
 @ stub _vsprintf_s_l
diff --git a/dlls/msvcrt/msvcrt.spec b/dlls/msvcrt/msvcrt.spec
index a87e72feb79..cbeca9ef755 100644
--- a/dlls/msvcrt/msvcrt.spec
+++ b/dlls/msvcrt/msvcrt.spec
@@ -1073,7 +1073,7 @@
 @ cdecl _vsnwprintf_l(ptr long wstr ptr ptr) MSVCRT_vsnwprintf_l
 @ cdecl _vsnwprintf_s(ptr long long wstr ptr) MSVCRT_vsnwprintf_s
 @ cdecl _vsnwprintf_s_l(ptr long long wstr ptr ptr) MSVCRT_vsnwprintf_s_l
-# stub _vsprintf_l(ptr str ptr ptr)
+@ cdecl _vsprintf_l(ptr str ptr ptr) MSVCRT_vsprintf_l
 @ cdecl _vsprintf_p(ptr long str ptr) MSVCRT_vsprintf_p
 @ cdecl _vsprintf_p_l(ptr long str ptr ptr) MSVCRT_vsprintf_p_l
 # stub _vsprintf_s_l(ptr long str ptr ptr)
diff --git a/dlls/msvcrt/wcs.c b/dlls/msvcrt/wcs.c
index 3f85a84d4ed..28e05d92e1b 100644
--- a/dlls/msvcrt/wcs.c
+++ b/dlls/msvcrt/wcs.c
@@ -622,7 +622,7 @@ int CDECL MSVCRT_vsnprintf( char *str, MSVCRT_size_t len,
 }
 
 /*********************************************************************
-*		_vsnprintf_l (MSVCRT.@)
+ *		_vsnprintf_l (MSVCRT.@)
  */
 int CDECL MSVCRT_vsnprintf_l( char *str, MSVCRT_size_t len, const char *format,
                             MSVCRT__locale_t locale, __ms_va_list valist )
@@ -637,6 +637,15 @@ int CDECL MSVCRT_vsnprintf_l( char *str, MSVCRT_size_t len, const char *format,
     return ret;
 }
 
+/*********************************************************************
+ *		_vsprintf_l (MSVCRT.@)
+ */
+int CDECL MSVCRT_vsprintf_l( char *str, const char *format,
+                            MSVCRT__locale_t locale, __ms_va_list valist )
+{
+    return MSVCRT_vsnprintf_l(str, INT_MAX, format, locale, valist);
+}
+
 /*********************************************************************
  *		_vsnprintf_s_l (MSVCRT.@)
  */