diff --git a/INSTALL.asciidoc b/INSTALL.asciidoc
index 35f121e22..70bd6537c 100644
--- a/INSTALL.asciidoc
+++ b/INSTALL.asciidoc
@@ -134,7 +134,7 @@ with:
 # xbps-install qutebrowser
 ----
 
-On NixOS 
+On NixOS
 --------
 
 Nixpkgs collection contains `pkgs.qutebrowser` since June 2015. You can install