diff --git a/reactos/dll/win32/kernel32/kernel32.spec b/reactos/dll/win32/kernel32/kernel32.spec
index 5bca254da97..981c4c0f4ab 100644
--- a/reactos/dll/win32/kernel32/kernel32.spec
+++ b/reactos/dll/win32/kernel32/kernel32.spec
@@ -601,7 +601,7 @@
 @ stdcall IsValidLocale(long long)
 @ stdcall IsValidUILanguage(long)
 @ stdcall IsWow64Process(ptr ptr)
-@ stub LCIDToLocaleName # missed in XP SP3
+@ stdcall LCIDToLocaleName(long wstr long long) # needed for wine gecko; missed in XP SP3
 @ stdcall LCMapStringA(long long str long ptr long)
 @ stdcall LCMapStringW(long long wstr long ptr long)
 @ stdcall LeaveCriticalSection(ptr) ntdll.RtlLeaveCriticalSection
diff --git a/reactos/dll/win32/kernel32/misc/lang.c b/reactos/dll/win32/kernel32/misc/lang.c
index fbcb91f510c..a6e58e2e809 100644
--- a/reactos/dll/win32/kernel32/misc/lang.c
+++ b/reactos/dll/win32/kernel32/misc/lang.c
@@ -3042,3 +3042,13 @@ VerLanguageNameW (
 {
     return GetLocaleInfoW( MAKELCID(wLang, SORT_DEFAULT), LOCALE_SENGLANGUAGE, szLang, nSize );
 }
+
+/***********************************************************************
+ *           LCIDToLocaleName  (KERNEL32.@) Wine 13.02.2009
+ */
+INT WINAPI LCIDToLocaleName( LCID lcid, LPWSTR name, INT count, DWORD flags )
+{
+    if (flags) DPRINT1( "unsupported flags %x\n", flags );
+
+    return GetLocaleInfoW( lcid, LOCALE_SNAME | LOCALE_NOUSEROVERRIDE, name, count );
+}