diff --git a/dlls/setupapi/setupapi.spec b/dlls/setupapi/setupapi.spec
index c37a2b9c94e..cd7bf627443 100644
--- a/dlls/setupapi/setupapi.spec
+++ b/dlls/setupapi/setupapi.spec
@@ -130,8 +130,8 @@
 @ stub CM_Is_Dock_Station_Present
 @ stdcall CM_Locate_DevNodeA(ptr str long)
 @ stdcall CM_Locate_DevNodeW(ptr wstr long)
-@ stub CM_Locate_DevNode_ExA
-@ stub CM_Locate_DevNode_ExW
+@ stdcall CM_Locate_DevNode_ExA(ptr str long long)
+@ stdcall CM_Locate_DevNode_ExW(ptr wstr long long)
 @ stub CM_Merge_Range_List
 @ stub CM_Modify_Res_Des
 @ stub CM_Modify_Res_Des_Ex
diff --git a/dlls/setupapi/stubs.c b/dlls/setupapi/stubs.c
index 39974478197..44780661cca 100644
--- a/dlls/setupapi/stubs.c
+++ b/dlls/setupapi/stubs.c
@@ -265,3 +265,23 @@ CONFIGRET WINAPI CM_Locate_DevNodeW(PDEVINST pdnDevInst, DEVINSTID_W pDeviceID,
 
     return CR_FAILURE;
 }
+
+/***********************************************************************
+ *      CM_Locate_DevNode_ExA (SETUPAPI.@)
+ */
+CONFIGRET WINAPI CM_Locate_DevNode_ExA(PDEVINST pdnDevInst, DEVINSTID_A pDeviceID, ULONG ulFlags, HMACHINE hMachine)
+{
+    FIXME("%p %s 0x%08x %p: stub\n", pdnDevInst, debugstr_a(pDeviceID), ulFlags, hMachine);
+
+    return CR_FAILURE;
+}
+
+/***********************************************************************
+ *      CM_Locate_DevNode_ExW (SETUPAPI.@)
+ */
+CONFIGRET WINAPI CM_Locate_DevNode_ExW(PDEVINST pdnDevInst, DEVINSTID_W pDeviceID, ULONG ulFlags, HMACHINE hMachine)
+{
+    FIXME("%p %s 0x%08x %p: stub\n", pdnDevInst, debugstr_w(pDeviceID), ulFlags, hMachine);
+
+    return CR_FAILURE;
+}