WORKSPACE: fix indentation
diff --git a/WORKSPACE b/WORKSPACE
index 810ddad..4bf8199 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -18,7 +18,7 @@
 
 nixpkgs_package(
     name = "nixops",
-	attribute_path = "nixops",
+    attribute_path = "nixops",
     repositories = { "nixpkgs": "@nixpkgs" },
 )
 
@@ -71,10 +71,10 @@
 # HTTP stuff from the Internet
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_file")
 http_file(
-	name = "factorio-headless",
+    name = "factorio-headless",
     urls = ["https://factorio.com/get-download/0.16.51/headless/linux64"],
-	sha256 = "6cb09f5ac87f16f8d5b43cef26c0ae26cc46a57a0382e253dfda032dc5bb367f",
-	downloaded_file_path = "factorio.tar.xz",
+    sha256 = "6cb09f5ac87f16f8d5b43cef26c0ae26cc46a57a0382e253dfda032dc5bb367f",
+    downloaded_file_path = "factorio.tar.xz",
 )
 
 # Go rules