1 files changed, 3 insertions, 1 deletions
diff --git a/third_party/nix/src/nix/command.hh b/third_party/nix/src/nix/command.hh
index cc82c4b1aa..a86f478213 100644
--- a/third_party/nix/src/nix/command.hh
+++ b/third_party/nix/src/nix/command.hh
@@ -163,7 +163,9 @@ struct RegisterCommand {
   static Commands* commands;
 
   RegisterCommand(ref<Command> command) {
-    if (!commands) commands = new Commands;
+    if (!commands) {
+      commands = new Commands;
+    }
     commands->emplace(command->name(), command);
   }
 };