diff --git a/dlls/iphlpapi/iphlpapi.spec b/dlls/iphlpapi/iphlpapi.spec
index 794ece20936..d6f33d73fa1 100644
--- a/dlls/iphlpapi/iphlpapi.spec
+++ b/dlls/iphlpapi/iphlpapi.spec
@@ -6,6 +6,7 @@
 @ stdcall AllocateAndGetIpNetTableFromStack( ptr long long long )
 @ stdcall AllocateAndGetTcpTableFromStack( ptr long long long )
 @ stdcall AllocateAndGetUdpTableFromStack( ptr long long long )
+@ stdcall CancelIPChangeNotify( ptr )
 @ stdcall CreateIpForwardEntry( ptr )
 @ stdcall CreateIpNetEntry( ptr )
 @ stdcall CreateProxyArpEntry( long long long )
diff --git a/dlls/iphlpapi/iphlpapi_main.c b/dlls/iphlpapi/iphlpapi_main.c
index 84ed5584532..d734c3931a7 100644
--- a/dlls/iphlpapi/iphlpapi_main.c
+++ b/dlls/iphlpapi/iphlpapi_main.c
@@ -199,6 +199,30 @@ DWORD WINAPI AllocateAndGetIpAddrTableFromStack(PMIB_IPADDRTABLE *ppIpAddrTable,
 }
 
 
+/******************************************************************
+ *    CancelIPChangeNotify (IPHLPAPI.@)
+ *
+ * Cancel a previous notification created by NotifyAddrChange or
+ * NotifyRouteChange.
+ *
+ * PARAMS
+ *  overlapped [In]  overlapped structure that notifies the caller
+ *
+ * RETURNS
+ *  Success: TRUE
+ *  Failure: FALSE
+ *
+ * FIXME
+ *  Stub, returns FALSE.
+ */
+BOOL WINAPI CancelIPChangeNotify(LPOVERLAPPED overlapped)
+{
+  FIXME("(overlapped %p): stub\n", overlapped);
+  return FALSE;
+}
+
+
+
 /******************************************************************
  *    CreateIpForwardEntry (IPHLPAPI.@)
  *
diff --git a/dlls/iphlpapi/tests/iphlpapi.c b/dlls/iphlpapi/tests/iphlpapi.c
index f48470c58db..823e5961da1 100644
--- a/dlls/iphlpapi/tests/iphlpapi.c
+++ b/dlls/iphlpapi/tests/iphlpapi.c
@@ -799,6 +799,7 @@ static void testGetPerAdapterInfo(void)
 /*
 still-to-be-tested 2K-onward functions:
 AddIPAddress
+CancelIPChangeNotify
 CreateProxyArpEntry
 DeleteIPAddress
 DeleteProxyArpEntry
diff --git a/include/iphlpapi.h b/include/iphlpapi.h
index b73363d2043..0a8def54ed7 100644
--- a/include/iphlpapi.h
+++ b/include/iphlpapi.h
@@ -111,6 +111,8 @@ DWORD WINAPI NotifyAddrChange(PHANDLE Handle, LPOVERLAPPED overlapped);
 
 DWORD WINAPI NotifyRouteChange(PHANDLE Handle, LPOVERLAPPED overlapped);
 
+BOOL WINAPI CancelIPChangeNotify(LPOVERLAPPED overlapped);
+
 DWORD WINAPI GetAdapterIndex(IN LPWSTR AdapterName, OUT PULONG IfIndex);
 
 DWORD WINAPI AddIPAddress(IPAddr Address, IPMask IpMask, DWORD IfIndex,