diff --git a/prune.go b/prune.go
index 584b061..30b3314 100644
--- a/prune.go
+++ b/prune.go
@@ -18,13 +18,20 @@ var DefaultFiles = []string{
 	"Makefile",
 	"Gulpfile.js",
 	"Gruntfile.js",
+	"gulpfile.js",
 	".DS_Store",
 	".tern-project",
 	".gitattributes",
 	".editorconfig",
 	".eslintrc",
+	"eslint",
 	".eslintrc.js",
+	".eslintrc.json",
 	".eslintignore",
+	".stylelitrc",
+	".htmllintrc",
+	"htmllint.js",
+	".lint",
 	".npmignore",
 	".jshintrc",
 	".flowconfig",
@@ -32,6 +39,7 @@ var DefaultFiles = []string{
 	".yarn-metadata.json",
 	".travis.yml",
 	"appveyor.yml",
+	".gitlab-ci.yml",
 	"circle.yml",
 	".coveralls.yml",
 	"CHANGES",