diff --git a/test/impl/string_obfs.cpp b/test/impl/string_obfs.cpp
index 0377dc8..28b32af 100644
--- a/test/impl/string_obfs.cpp
+++ b/test/impl/string_obfs.cpp
@@ -1,4 +1,4 @@
-#include <string_obfs.hpp>
+#include <obfs/string.hpp>
 #include <catch2/catch.hpp>
 
 template <char Key>