diff --git a/maintainers/flake-module.nix b/maintainers/flake-module.nix
index bdc0d49a9..6e20ef71d 100644
--- a/maintainers/flake-module.nix
+++ b/maintainers/flake-module.nix
@@ -369,7 +369,6 @@
               ''^src/libutil/types\.hh$''
               ''^src/libutil/unix/file-descriptor\.cc$''
               ''^src/libutil/unix/file-path\.cc$''
-              ''^src/libutil/unix/monitor-fd\.hh$''
               ''^src/libutil/unix/processes\.cc$''
               ''^src/libutil/unix/signals-impl\.hh$''
               ''^src/libutil/unix/signals\.cc$''
diff --git a/src/libutil/unix/monitor-fd.hh b/src/libutil/unix/monitor-fd.hh
index b6610feff..cfbf10d5a 100644
--- a/src/libutil/unix/monitor-fd.hh
+++ b/src/libutil/unix/monitor-fd.hh
@@ -14,7 +14,6 @@
 
 namespace nix {
 
-
 class MonitorFdHup
 {
 private:
@@ -33,11 +32,11 @@ public:
                    anymore. So wait for read events and ignore
                    them. */
                 fds[0].events =
-                    #ifdef __APPLE__
+#ifdef __APPLE__
                     POLLRDNORM
-                    #else
+#else
                     0
-                    #endif
+#endif
                     ;
                 auto count = poll(fds, 1, -1);
                 if (count == -1)
@@ -50,7 +49,8 @@ public:
                    coordination with the main thread if spinning proves
                    too harmful.
                 */
-                if (count == 0) continue;
+                if (count == 0)
+                    continue;
                 if (fds[0].revents & POLLHUP) {
                     unix::triggerInterrupt();
                     break;
@@ -70,5 +70,4 @@ public:
     }
 };
 
-
 }