diff --git a/common/sketchbook.hpp b/common/sketchbook.hpp
index 4ead34ad1c1d1fa4b11d2c32c1cb0485a5eac817..94b4e71a354ee27da3650fbe84b45aaccf7cd843 100644
--- a/common/sketchbook.hpp
+++ b/common/sketchbook.hpp
@@ -97,7 +97,7 @@ class Program
 
 	bool run = true;
 	Program(const int argc, const char * const * const argv) : argc(argc), argv(argv) {}
-	friend int main(int, const char **);
+
 	public:
 	const int argc;
 	const char * const * const argv;
diff --git a/notanorgan.cpp b/notanorgan.cpp
index 767d4079066bcfa9e72b2d4ac0f288e36b3763dd..bc3ac11f6f68e455b2f92012d1ef80b6d536565e 100644
--- a/notanorgan.cpp
+++ b/notanorgan.cpp
@@ -1,11 +1,3 @@
-#include <cstdio>
-#include <cerrno>
-#include <thread>
-#include <chrono>
-#include <cmath>
-#include <algorithm>
-#include <iostream>
-
 #include "common/sketchbook.hpp"
 
 using namespace std::literals;