diff --git a/pkgs/by-name/st/steamcmd/package.nix b/pkgs/by-name/st/steamcmd/package.nix
index f0eb5045bf14..e3448c0b65ea 100644
--- a/pkgs/by-name/st/steamcmd/package.nix
+++ b/pkgs/by-name/st/steamcmd/package.nix
@@ -29,7 +29,8 @@ stdenvNoCC.mkDerivation {
   version = "20180104"; # According to steamcmd_linux.tar.gz mtime
 
   src =
-    srcs.${stdenvNoCC.hostPlatform.system} or (throw "Unsupported system: ${stdenvNoCC.hostPlatform.system}");
+    srcs.${stdenvNoCC.hostPlatform.system}
+      or (throw "Unsupported system: ${stdenvNoCC.hostPlatform.system}");
 
   # The source tarball does not have a single top-level directory.
   preUnpack = ''
@@ -49,7 +50,9 @@ stdenvNoCC.mkDerivation {
       --subst-var out \
       --subst-var-by coreutils ${coreutils} \
       --subst-var-by steamRoot '${steamRoot}' \
-      --subst-var-by steamRun ${if stdenvNoCC.hostPlatform.isLinux then (lib.getExe steam-run) else "exec"}
+      --subst-var-by steamRun ${
+        if stdenvNoCC.hostPlatform.isLinux then (lib.getExe steam-run) else "exec"
+      }
     chmod 0755 $out/bin/steamcmd
   '';