diff --git a/src/libstrongswan/plugins/plugin_feature.c b/src/libstrongswan/plugins/plugin_feature.c
index 385e77b8b..330528885 100644
--- a/src/libstrongswan/plugins/plugin_feature.c
+++ b/src/libstrongswan/plugins/plugin_feature.c
@@ -40,6 +40,8 @@ ENUM(plugin_feature_names, FEATURE_NONE, FEATURE_CUSTOM,
 	"CERT_ENCODE",
 	"EAP_SERVER",
 	"EAP_CLIENT",
+	"XAUTH_SERVER",
+	"XAUTH_CLIENT",
 	"DATABASE",
 	"FETCHER",
 	"CUSTOM",
diff --git a/src/libstrongswan/plugins/plugin_feature.h b/src/libstrongswan/plugins/plugin_feature.h
index 54fd2c67f..344d1943d 100644
--- a/src/libstrongswan/plugins/plugin_feature.h
+++ b/src/libstrongswan/plugins/plugin_feature.h
@@ -129,16 +129,16 @@ struct plugin_feature_t {
 		FEATURE_EAP_SERVER,
 		/** EAP peer implementation */
 		FEATURE_EAP_PEER,
+		/** XAuth server implementation */
+		FEATURE_XAUTH_SERVER,
+		/** XAuth peer implementation */
+		FEATURE_XAUTH_PEER,
 		/** database_t */
 		FEATURE_DATABASE,
 		/** fetcher_t */
 		FEATURE_FETCHER,
 		/** custom feature, described with a string */
 		FEATURE_CUSTOM,
-		/** XAuth server implementation */
-		FEATURE_XAUTH_SERVER,
-		/** XAuth peer implementation */
-		FEATURE_XAUTH_PEER,
 	} type;
 	/** More specific data for each type */
 	union {