diff --git a/src/t5.hpp b/src/t5.hpp
index f64d0b6d..60d0c620 100644
--- a/src/t5.hpp
+++ b/src/t5.hpp
@@ -1,4 +1,4 @@
-#ifndef __T5_HPP__
+#ifndef __T5_HPP__
 #define __T5_HPP__
 
 #include <cfloat>
diff --git a/src/tokenize_util.cpp b/src/tokenize_util.cpp
index 33fdad26..770bfb5f 100644
--- a/src/tokenize_util.cpp
+++ b/src/tokenize_util.cpp
@@ -1,4 +1,4 @@
-#include <algorithm>
+#include <algorithm>
 #include <iostream>
 #include <string>
 #include <vector>