diff --git a/pkgs/development/compilers/ghc/8.10.2.nix b/pkgs/development/compilers/ghc/8.10.2.nix
index 2407a48090b..41aa5e16ba1 100644
--- a/pkgs/development/compilers/ghc/8.10.2.nix
+++ b/pkgs/development/compilers/ghc/8.10.2.nix
@@ -107,9 +107,9 @@ stdenv.mkDerivation (rec {
 
   outputs = [ "out" "doc" ];
 
-  # https://gitlab.haskell.org/ghc/ghc/-/issues/18549 
-  patches = [ 
-    ./issue-18549.patch 
+  # https://gitlab.haskell.org/ghc/ghc/-/issues/18549
+  patches = [
+    ./issue-18549.patch
   ];
 
   postPatch = "patchShebangs .";
@@ -190,7 +190,7 @@ stdenv.mkDerivation (rec {
   strictDeps = true;
 
   # Don’t add -liconv to LDFLAGS automatically so that GHC will add it itself.
-	dontAddExtraLibs = true;
+  dontAddExtraLibs = true;
 
   nativeBuildInputs = [
     perl autoconf automake m4 python3 sphinx