diff --git a/dlls/msvcp90/locale.c b/dlls/msvcp90/locale.c
index 1d04bcbe496..4ad37e83c48 100644
--- a/dlls/msvcp90/locale.c
+++ b/dlls/msvcp90/locale.c
@@ -190,7 +190,10 @@ typedef struct
 } facets_elem;
 static struct list lazy_facets = LIST_INIT(lazy_facets);
 
-static void locale_facet_register(locale_facet *add)
+/* Not exported from msvcp90 */
+/* ?facet_Register@facet@locale@std@@CAXPAV123@@Z */
+/* ?facet_Register@facet@locale@std@@CAXPEAV123@@Z */
+void __cdecl locale_facet_register(locale_facet *add)
 {
     facets_elem *head = MSVCRT_operator_new(sizeof(*head));
     if(!head) {
diff --git a/dlls/msvcp90/msvcp90.spec b/dlls/msvcp90/msvcp90.spec
index 6751118c2c8..593f3c9313a 100644
--- a/dlls/msvcp90/msvcp90.spec
+++ b/dlls/msvcp90/msvcp90.spec
@@ -5815,3 +5815,5 @@
 @ thiscall -arch=win32 ?_Tidy@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@AAEX_N@Z(ptr long) basic_string_char_tidy_built
 @ cdecl -arch=win64 ?_Tidy@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@AEAAX_N@Z(ptr long) basic_string_char_tidy_built
 @ extern ??_7facet@locale@std@@6B@ MSVCP_locale_facet_vtable
+@ cdecl -arch=win32 ?facet_Register@facet@locale@std@@CAXPAV123@@Z(ptr) locale_facet_register
+@ cdecl -arch=win64 ?facet_Register@facet@locale@std@@CAXPEAV123@@Z(ptr) locale_facet_register