diff --git a/backend/src/http.cpp b/backend/src/http.cpp
index fbec6a8..2cfbffd 100644
--- a/backend/src/http.cpp
+++ b/backend/src/http.cpp
@@ -1,4 +1,4 @@
-#include "http.hpp"
+#include "http.h"
 
 namespace mst {
 auto HttpServer::start() -> Result<void>
diff --git a/backend/src/http.hpp b/backend/src/http.h
similarity index 97%
rename from backend/src/http.hpp
rename to backend/src/http.h
index 87daf70..bac27b4 100644
--- a/backend/src/http.hpp
+++ b/backend/src/http.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include "tcp.hpp"
+#include "tcp.h"
 #include <cstdint>
 #include <expected>
 #include <netinet/in.h>
diff --git a/backend/src/tcp.cpp b/backend/src/tcp.cpp
index 1000ecb..596e4b7 100644
--- a/backend/src/tcp.cpp
+++ b/backend/src/tcp.cpp
@@ -1,4 +1,4 @@
-#include "tcp.hpp"
+#include "tcp.h"
 #include <arpa/inet.h>
 #include <errno.h>
 #include <expected>
diff --git a/backend/src/tcp.hpp b/backend/src/tcp.h
similarity index 100%
rename from backend/src/tcp.hpp
rename to backend/src/tcp.h