--- a/src/components/user.c
+++ b/src/components/user.c
@@ -9,7 +9,7 @@
 static inline int user_ncmp(struct user_*, struct user_*, void *arg, size_t);
 static inline void user_free(struct user_*);
 
-AVL_GENERATE(user_list, user, ul, user_cmp, user_ncmp)
+AVL_GENERATE(user_list, user_, ul, user_cmp, user_ncmp)
 
 static inline int
 user_cmp(struct user_ *u1, struct user_ *u2, void *arg)
--- a/src/components/user.h
+++ b/src/components/user.h
@@ -14,7 +14,7 @@
 
 struct user_
 {
-	TREE_NODE(user) ul;
+	TREE_NODE(user_) ul;
 	const char *nick;
 	size_t nick_len;
 	struct mode prfxmodes;
@@ -23,7 +23,7 @@
 
 struct user_list
 {
-	TREE_HEAD(user);
+	TREE_HEAD(user_);
 	unsigned count;
 };