diff --git a/maintainers/flake-module.nix b/maintainers/flake-module.nix
index 6d8633c4f..d2bae32b6 100644
--- a/maintainers/flake-module.nix
+++ b/maintainers/flake-module.nix
@@ -81,7 +81,6 @@
               # We haven't applied formatting to these files yet
               ''^doc/manual/redirects\.js$''
               ''^doc/manual/theme/highlight\.js$''
-              ''^precompiled-headers\.h$''
               ''^src/build-remote/build-remote\.cc$''
               ''^src/libcmd/built-path\.cc$''
               ''^src/libcmd/include/nix/cmd/built-path\.hh$''
diff --git a/precompiled-headers.h b/precompiled-headers.h
deleted file mode 100644
index e1a3f8cc0..000000000
--- a/precompiled-headers.h
+++ /dev/null
@@ -1,63 +0,0 @@
-#include <algorithm>
-#include <array>
-#include <atomic>
-#include <cassert>
-#include <cctype>
-#include <chrono>
-#include <climits>
-#include <cmath>
-#include <condition_variable>
-#include <cstddef>
-#include <cstdint>
-#include <cstdio>
-#include <cstdlib>
-#include <cstring>
-#include <exception>
-#include <functional>
-#include <future>
-#include <iostream>
-#include <limits>
-#include <list>
-#include <locale>
-#include <map>
-#include <memory>
-#include <mutex>
-#include <numeric>
-#include <optional>
-#include <queue>
-#include <random>
-#include <regex>
-#include <set>
-#include <sstream>
-#include <stack>
-#include <stdexcept>
-#include <string>
-#include <thread>
-#include <unordered_map>
-#include <unordered_set>
-#include <vector>
-
-#include <boost/format.hpp>
-
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#ifndef _WIN32
-# include <grp.h>
-# include <netdb.h>
-# include <pwd.h>
-# include <sys/resource.h>
-# include <sys/select.h>
-# include <sys/socket.h>
-# include <sys/utsname.h>
-# include <sys/wait.h>
-# include <termios.h>
-#endif
-
-#include <nlohmann/json.hpp>