diff --git a/sys/include/net/gnrc/nettype.h b/sys/include/net/gnrc/nettype.h
index 635909b551ee3e8cec97f3d14b77b50af5c1aa96..7e22ba367b4ac0abb6ddf86024d9b32d786273a6 100644
--- a/sys/include/net/gnrc/nettype.h
+++ b/sys/include/net/gnrc/nettype.h
@@ -97,6 +97,9 @@ typedef enum {
 #ifdef TEST_SUITES
     GNRC_NETTYPE_TEST,
 #endif
+    /**
+     * @}
+     */
 
     GNRC_NETTYPE_NUMOF,         /**< maximum number of available protocols */
 } gnrc_nettype_t;