diff --git a/pkgs/tools/security/gnupg/1compat.nix b/pkgs/tools/security/gnupg/1compat.nix
index 69d786f9d9a2..c6556533ea49 100644
--- a/pkgs/tools/security/gnupg/1compat.nix
+++ b/pkgs/tools/security/gnupg/1compat.nix
@@ -10,28 +10,30 @@ stdenv.mkDerivation {
   pname = "gnupg1compat";
   inherit (gnupg) version outputs;
 
-  builder = writeScript "gnupg1compat-builder" (''
-    PATH=${coreutils}/bin
-  ''
-  # First symlink all top-level dirs, output per output
-  + lib.concatMapStringsSep "\n" (o: ''
-    mkdir -p ''$${o}
-    ln -s "${gnupg.${o}}/"* ''$${o}
-  '') gnupg.outputs
-  + ''
+  builder = writeScript "gnupg1compat-builder" (
+    ''
+      PATH=${coreutils}/bin
+    ''
+    # First symlink all top-level dirs, output per output
+    + lib.concatMapStringsSep "\n" (o: ''
+      mkdir -p ''$${o}
+      ln -s "${gnupg.${o}}/"* ''$${o}
+    '') gnupg.outputs
+    + ''
 
-    # Replace bin with directory and symlink it contents
-    rm ''${!outputBin}/bin
-    mkdir -p ''${!outputBin}/bin
-    ln -s "${lib.getBin gnupg}/bin/"* ''${!outputBin}/bin
+      # Replace bin with directory and symlink it contents
+      rm ''${!outputBin}/bin
+      mkdir -p ''${!outputBin}/bin
+      ln -s "${lib.getBin gnupg}/bin/"* ''${!outputBin}/bin
 
-    # Add symlinks for any executables that end in 2 and lack any non-*2 version
-    for f in ''${!outputBin}/bin/*2; do
-      [[ -x $f ]] || continue # ignore failed globs and non-executable files
-      [[ -e ''${f%2} ]] && continue # ignore commands that already have non-*2 versions
-      ln -s -- "''${f##*/}" "''${f%2}"
-    done
-  '');
+      # Add symlinks for any executables that end in 2 and lack any non-*2 version
+      for f in ''${!outputBin}/bin/*2; do
+        [[ -x $f ]] || continue # ignore failed globs and non-executable files
+        [[ -e ''${f%2} ]] && continue # ignore commands that already have non-*2 versions
+        ln -s -- "''${f##*/}" "''${f%2}"
+      done
+    ''
+  );
 
   meta = gnupg.meta // {
     description = gnupg.meta.description + " with symbolic links for gpg and gpgv";