diff --git a/dlls/oleacc/client.c b/dlls/oleacc/client.c
index 104ebdb177f..88009f3ef0b 100644
--- a/dlls/oleacc/client.c
+++ b/dlls/oleacc/client.c
@@ -261,8 +261,13 @@ static HRESULT WINAPI Client_get_accDefaultAction(IAccessible *iface,
         VARIANT varID, BSTR *pszDefaultAction)
 {
     Client *This = impl_from_Client(iface);
-    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszDefaultAction);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszDefaultAction);
+
+    *pszDefaultAction = NULL;
+    if(convert_child_id(&varID) != CHILDID_SELF)
+        return E_INVALIDARG;
+    return S_FALSE;
 }
 
 static HRESULT WINAPI Client_accSelect(IAccessible *iface, LONG flagsSelect, VARIANT varID)