diff --git a/.gitignore b/.gitignore
index a213015..f51721e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@ benchs/Hash
 *.sublime-workspace
 .cabal-sandbox/
 cabal.sandbox.config
+stack.yaml.lock
diff --git a/benchs/Bench.hs b/benchs/Bench.hs
index 10c91d5..b6d034e 100644
--- a/benchs/Bench.hs
+++ b/benchs/Bench.hs
@@ -125,7 +125,7 @@ benchBlockCipher =
     [ bgroup "ECB" benchECB
     , bgroup "CBC" benchCBC
     ]
-  where 
+  where
         benchECB =
             [ bench "DES-input=1024" $ nf (run (undefined :: DES) cipherInit key8) input1024
             , bench "Blowfish128-input=1024" $ nf (run (undefined :: Blowfish128) cipherInit key16) input1024
@@ -215,8 +215,8 @@ benchECC =
 
 benchP256 =
     [ bench "pointAddTwoMuls-P256"  $ nf run_p (n1, p1, n2, p2)
-    , bench "pointAdd-P256"  $ nf run_q (p1, p2) 
-    , bench "pointMul-P256"  $ nf run_t (n1, p1) 
+    , bench "pointAdd-P256"  $ nf run_q (p1, p2)
+    , bench "pointMul-P256"  $ nf run_t (n1, p1)
     ]
   where run_p (n, p, k, q) = P256.pointAdd (P256.pointMul n p) (P256.pointMul k q)
         run_q (p, q) = P256.pointAdd p q
diff --git a/stack.yaml.lock b/stack.yaml.lock
deleted file mode 100644
index fcc2f5f..0000000
--- a/stack.yaml.lock
+++ /dev/null
@@ -1,12 +0,0 @@
-# This file was autogenerated by Stack.
-# You should not edit this file by hand.
-# For more information, please see the documentation at:
-#   https://docs.haskellstack.org/en/stable/lock_files
-
-packages: []
-snapshots:
-- completed:
-    size: 498180
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/13/21.yaml
-    sha256: eff2de19a6d4691ccbf6edc1fba858f1918683047dce0f09adede874bbd2a8f3
-  original: lts-13.21