diff --git a/.gitignore b/.gitignore
index 8a3c681b616f7d311be0680d5ad2bbfe836ad67d..1087c67edc430fc4d78326a6ae7f668b1a38bd2f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .stack-work/
+stack.yaml.lock
 qbar.cabal
 *~
-/TODO
\ No newline at end of file
+/TODO