diff --git a/platform/win32/contiki-conf.h b/platform/win32/contiki-conf.h
index 2450c7fb0..e85605757 100644
--- a/platform/win32/contiki-conf.h
+++ b/platform/win32/contiki-conf.h
@@ -3,6 +3,7 @@
 
 #define CC_CONF_REGISTER_ARGS 1
 #define CC_CONF_FASTCALL      __fastcall
+#define CC_CONF_INLINE        __inline