diff --git a/src/t/algorithm/avl_tree.cpp b/src/t/algorithm/avl_tree.cpp
index 3f9140b9..90713f26 100644
--- a/src/t/algorithm/avl_tree.cpp
+++ b/src/t/algorithm/avl_tree.cpp
@@ -12,8 +12,6 @@
 
 #include <lol/engine-internal.h>
 
-#include <lol/algorithm/avl_tree.h>
-
 #include <lolunit.h>
 
 namespace lol