diff --git a/src/security_headers_middleware_test.cpp b/src/security_headers_middleware_test.cpp
index 80df725..99f1f5b 100644
--- a/src/security_headers_middleware_test.cpp
+++ b/src/security_headers_middleware_test.cpp
@@ -1,4 +1,5 @@
-#include <app.hpp>
+#include "app.hpp"
+
 #include <security_headers_middleware.hpp>
 
 #include <gmock/gmock.h>