diff --git a/dlls/mapi32/mapi32.spec b/dlls/mapi32/mapi32.spec
index ab134cd5471..4798e69cf1c 100644
--- a/dlls/mapi32/mapi32.spec
+++ b/dlls/mapi32/mapi32.spec
@@ -20,8 +20,8 @@
  28 stdcall -private DllCanUnloadNow()
  29 stub MAPIOpenFormMgr
  30 stub MAPIOpenFormMgr@8
- 31 stub MAPIOpenLocalFormContainer
- 32 stub MAPIOpenLocalFormContainer@4
+ 31 stdcall MAPIOpenLocalFormContainer(ptr)
+ 32 stdcall MAPIOpenLocalFormContainer@4(ptr) MAPIOpenLocalFormContainer
  33 stdcall ScInitMapiUtil@4(long) ScInitMapiUtil
  34 stdcall DeinitMapiUtil@0() DeinitMapiUtil
  35 stub ScGenerateMuid@4
diff --git a/dlls/mapi32/mapi32_main.c b/dlls/mapi32/mapi32_main.c
index 8b74999fd80..d6a8c1cac1c 100644
--- a/dlls/mapi32/mapi32_main.c
+++ b/dlls/mapi32/mapi32_main.c
@@ -100,6 +100,12 @@ HRESULT WINAPI MAPILogonEx(ULONG_PTR uiparam, LPWSTR profile,
     return SUCCESS_SUCCESS;
 }
 
+HRESULT WINAPI MAPIOpenLocalFormContainer(LPVOID *ppfcnt)
+{
+    FIXME("(%p) Stub\n", ppfcnt);
+    return E_FAIL;
+}
+
 VOID WINAPI MAPIUninitialize(void)
 {
     FIXME("Stub\n");