diff --git a/stack.yaml.lock b/stack.yaml.lock
deleted file mode 100644
index ae61cbc..0000000
--- a/stack.yaml.lock
+++ /dev/null
@@ -1,19 +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:
-- completed:
-    hackage: selective-0.4.1.1@sha256:8fde5178e57f9d5413dff636df5f279ae13337034f112ebe12ce2b333144ad5a,3533
-    pantry-tree:
-      size: 1160
-      sha256: 474138c9248d8ee050a39f13e1fe842d2dc3ffd462dc4d521e958e003e009169
-  original:
-    hackage: selective-0.4.1.1
-snapshots:
-- completed:
-    size: 488576
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/15/0.yaml
-    sha256: e4b6a87b47ec1cf63a7f1a0884a3b276fce2b0d174a10e8753c4f618e7983568
-  original: lts-15.0