Index: src/ch/AsyncHttpFile.cpp
===================================================================
diff -u -N -r1f27a2022090cf7aaf827a3f1ad90d6fe0038518 -r44a2ec5f1eb0a435b56daef42ef5fe3b7a91da0d
--- src/ch/AsyncHttpFile.cpp	(.../AsyncHttpFile.cpp)	(revision 1f27a2022090cf7aaf827a3f1ad90d6fe0038518)
+++ src/ch/AsyncHttpFile.cpp	(.../AsyncHttpFile.cpp)	(revision 44a2ec5f1eb0a435b56daef42ef5fe3b7a91da0d)
@@ -349,8 +349,8 @@
 		return;
 
 	CString strMsg;
-	strMsg.Format(_T("[CAsyncHttpFile::InternetStatusCallback] hInternet: %p, dwContext: %lu (operation: %lu), dwInternetStatus: %lu, lpvStatusInformation: %p, dwStatusInformationLength: %lu\n"),
-		hInternet, dwContext, pRequest ? pRequest->eOperationType : CONTEXT_REQUEST::eNone, dwInternetStatus, lpvStatusInformation, dwStatusInformationLength);
+	strMsg.Format(_T("[CAsyncHttpFile::InternetStatusCallback] hInternet: %p, dwContext: %Iu (operation: %lu), dwInternetStatus: %lu, lpvStatusInformation: %p, dwStatusInformationLength: %lu\n"),
+		hInternet, (size_t)dwContext, pRequest ? pRequest->eOperationType : CONTEXT_REQUEST::eNone, dwInternetStatus, lpvStatusInformation, dwStatusInformationLength);
 	LOG_DEBUG(strMsg);
 
 	switch(dwInternetStatus)