diff --git a/.gitignore b/.gitignore
index 675cb3c52..40af94beb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -37,3 +37,7 @@ Temporary Items
 *.css.map
 
 # End of https://www.gitignore.io/api/sass,macos,jekyll
+
+
+# NPM dependencies
+node_modules/
diff --git a/package.json b/package.json
index 38d357d80..447c6abff 100644
--- a/package.json
+++ b/package.json
@@ -10,5 +10,8 @@
   "main": "_data/simple-icons.json",
   "repository": "git@github.com:danleech/simple-icons.git",
   "author": "Dan Leech",
-  "license": "CCO"
+  "license": "CCO",
+  "devDependencies": {
+    "jsonlint": "^1.6.2"
+  }
 }