diff --git a/.gitignore b/.gitignore
index bb499b5..24665a7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,8 +9,6 @@ cabal-dev
 .cabal-sandbox/
 cabal.sandbox.config
 cabal.config
-stack.yaml.lock
-.stack-work/
 dist-newstyle
 /result
 /result-*
diff --git a/stack.yaml b/stack.yaml
deleted file mode 100644
index 33fa02f..0000000
--- a/stack.yaml
+++ /dev/null
@@ -1,3 +0,0 @@
-packages:
-- '.'
-resolver: lts-18.8