diff --git a/CMakeLists.txt b/CMakeLists.txt
index 64e6c6b..0b8ded6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -323,6 +323,7 @@ if(MSVC)
 
     # Treat some warnings as errors
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /we4133")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /we4013")
 
     # Enable /Zc:strictStrings when msvc_ver > 2012 and build_type != Debug
     if((MSVC_VERSION GREATER 1700) AND NOT (CMAKE_BUILD_TYPE STREQUAL "Debug"))
diff --git a/tests/test_stl_infos.c b/tests/test_stl_infos.c
index 2bd6dec..438d1bf 100644
--- a/tests/test_stl_infos.c
+++ b/tests/test_stl_infos.c
@@ -34,6 +34,7 @@
 #include "../src/gmio_core/error.h"
 #include "../src/gmio_stl/stl_error.h"
 #include "../src/gmio_stl/stl_infos.h"
+#include "../src/gmio_core/internal/helper_stream.h"
 
 #include <stdio.h>
 #include <string.h>