diff --git a/pkgs/applications/science/astronomy/gravit/default.nix b/pkgs/applications/science/astronomy/gravit/default.nix
index 8af963f84bc..388e65c9f75 100644
--- a/pkgs/applications/science/astronomy/gravit/default.nix
+++ b/pkgs/applications/science/astronomy/gravit/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
     license = "GPLv2";
 
     longDescription = ''
-          Gravit is a gravity simulator which runs under Linux, Windows and
+      Gravit is a gravity simulator which runs under Linux, Windows and
       Mac OS X. It uses Newtonian physics using the Barnes-Hut N-body
       algorithm. Although the main goal of Gravit is to be as accurate
       as possible, it also creates beautiful looking gravity patterns.