diff --git a/cfg/windows.cfg b/cfg/windows.cfg
index 4d9e5c69c..ad2b1fbe6 100644
--- a/cfg/windows.cfg
+++ b/cfg/windows.cfg
@@ -1349,6 +1349,22 @@
       <not-bool/>
       <valid>0:</valid>
     </arg>
+  </function>
+    <!-- errno_t _access_s(const char *path, int mode); -->
+    <!-- errno_t _waccess_s(const wchar_t *path, int mode); -->
+  <function name="_access_s,_waccess_s,_taccess_s">
+    <use-retval/>
+    <returnValue type="errno_t"/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1" direction="in">
+      <not-uninit/>
+      <not-null/>
+    </arg>
+    <arg nr="2" direction="in">
+      <not-uninit/>
+      <not-bool/>
+    </arg>
   </function>
   <!--VOID RtlCopyBytes(
   _Out_       PVOID  Destination,