diff --git a/.gitignore b/.gitignore
index b3a652de18..6a12985f4e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 /.eslintcache
 /.cspellcache
 /.docusaurus
+/.sl
 /.stryker-tmp
 /node_modules
 /reports
diff --git a/.prettierignore b/.prettierignore
index 726959a3f2..13bd8975f2 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -2,6 +2,7 @@
 /diff-npm-package.html
 /.eslintcache
 /.docusaurus
+/.sl
 /.stryker-tmp
 /node_modules
 /reports