diff --git a/library/version_features.c b/library/version_features.c
index 5680341..68955c3 100644
--- a/library/version_features.c
+++ b/library/version_features.c
@@ -525,7 +525,7 @@
 #if defined(POLARSSL_XTEA_C)
     "POLARSSL_XTEA_C",
 #endif /* POLARSSL_XTEA_C */
-#endif
+#endif /* POLARSSL_VERSION_FEATURES */
     NULL
 };