diff --git a/package.json b/package.json
index 9742ce5cd0a9957bca040985414599c08453f86b..6a7c19c58a3885543d09d626fa41a72f532bc5e8 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
     "d3-scale": "^3.0.0",
     "d3-selection": "^1.4.0",
     "parcel-bundler": "^1.12.3",
-    "rxjs": "^6.4.0"
+    "rxjs": "^6.4.0",
+    "tslint": "^5.15.0"
   }
 }