diff --git a/dlls/userenv/userenv.spec b/dlls/userenv/userenv.spec
index 4d8bc4ec407d..6395bba19493 100644
--- a/dlls/userenv/userenv.spec
+++ b/dlls/userenv/userenv.spec
@@ -1,5 +1,6 @@
 138 stdcall @(long str str str str long str long long str str long) USERENV_138
 
+@ stdcall CreateAppContainerProfile(wstr wstr wstr ptr long ptr)
 @ stdcall CreateEnvironmentBlock(ptr ptr long)
 @ stdcall DestroyEnvironmentBlock(ptr)
 @ stdcall EnterCriticalPolicySection(long)
diff --git a/dlls/userenv/userenv_main.c b/dlls/userenv/userenv_main.c
index 2b5171254dc9..6a09286638b6 100644
--- a/dlls/userenv/userenv_main.c
+++ b/dlls/userenv/userenv_main.c
@@ -688,3 +688,13 @@ BOOL WINAPI USERENV_138( int csidl, LPCSTR lnk_dir, LPCSTR lnk_filename,
 
     return FALSE;
 }
+
+HRESULT WINAPI CreateAppContainerProfile(PCWSTR container_name, PCWSTR display_name, PCWSTR description,
+                                         SID_AND_ATTRIBUTES *capabilities, DWORD capability_count,
+                                         SID **container_sid)
+{
+    FIXME("(%s, %s, %s, %p, %ld, %p): stub\n", debugstr_w(container_name), debugstr_w(display_name),
+          debugstr_w(description), capabilities, capability_count, container_sid);
+
+    return E_NOTIMPL;
+}