diff --git a/pkgs/tools/networking/haguichi/default.nix b/pkgs/tools/networking/haguichi/default.nix
index b9d07e66b709..a0d8c78ba100 100644
--- a/pkgs/tools/networking/haguichi/default.nix
+++ b/pkgs/tools/networking/haguichi/default.nix
@@ -59,7 +59,9 @@ stdenv.mkDerivation (finalAttrs: {
     description = "Graphical frontend for Hamachi on Linux";
     mainProgram = "haguichi";
     homepage = "https://haguichi.net/";
-    changelog = "https://haguichi.net/news/release${lib.strings.replaceStrings ["."] [""] finalAttrs.version}";
+    changelog = "https://haguichi.net/news/release${
+      lib.strings.replaceStrings [ "." ] [ "" ] finalAttrs.version
+    }";
     license = lib.licenses.gpl3Plus;
     platforms = lib.platforms.linux;
     maintainers = with lib.maintainers; [ OPNA2608 ];