diff --git a/main.cpp b/main.cpp
index ee24b1273b1f334b452defcaa3d6472fefb40cb4..cc9501eb05a130cba0eeb27ba5abf91ba0b52a42 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,4 +1,3 @@
-#include <array>
 #include <iostream>
 #include <fstream>
 #include <numeric>
@@ -359,7 +358,7 @@ TEST(swc_parser, invalid_input)
     }
 
     {
-        // Check invalid cell value
+        // Check invalid cell type
         std::istringstream is("1 10 14.566132 34.873772 7.857000 0.717830 -1\n");
         cell_record cell;
         EXPECT_THROW(is >> cell, std::invalid_argument);
diff --git a/swcio.hpp b/swcio.hpp
index 9b2756f811be9366b9c8cb924f3c47924312ba92..3d144fd9215b055cd0de9444f602d3e9295166aa 100644
--- a/swcio.hpp
+++ b/swcio.hpp
@@ -1,6 +1,5 @@
 #pragma once
 
-#include <cmath>
 #include <exception>
 #include <iostream>
 #include <sstream>