diff --git a/package.json b/package.json
index d79dd5e20593..e8bd0a69f178 100644
--- a/package.json
+++ b/package.json
@@ -115,7 +115,7 @@
     "stylus-loader": "^2.1.0",
     "temp": "0.8.3",
     "through": "^2.3.6",
-    "tslint": "^3.15.1",
+    "tslint": "^4.0.2",
     "tslint-loader": "^3.3.0",
     "typescript": "~2.0.3",
     "url-loader": "^0.5.7",
@@ -170,7 +170,7 @@
     "through": "^2.3.8",
     "tree-kill": "^1.0.0",
     "ts-node": "^1.3.0",
-    "tslint": "^3.11.0",
+    "tslint": "^4.0.2",
     "walk-sync": "^0.2.6"
   }
 }
diff --git a/packages/angular-cli/models/json-schema/schema-tree.ts b/packages/angular-cli/models/json-schema/schema-tree.ts
index eb13c61f5d57..2dd120a22788 100644
--- a/packages/angular-cli/models/json-schema/schema-tree.ts
+++ b/packages/angular-cli/models/json-schema/schema-tree.ts
@@ -20,7 +20,7 @@ export type TreeNodeConstructorArgument<T> = {
   value: T;
   forward: SchemaTreeNode<any>;
   schema: Schema;
-}
+};
 
 
 /**
diff --git a/packages/angular-cli/package.json b/packages/angular-cli/package.json
index c554acd35c3b..71b77612c37e 100644
--- a/packages/angular-cli/package.json
+++ b/packages/angular-cli/package.json
@@ -93,8 +93,8 @@
     "stylus-loader": "^2.1.0",
     "temp": "0.8.3",
     "through": "^2.3.6",
-    "tslint": "^3.15.1",
-    "tslint-loader": "^2.1.4",
+    "tslint": "^4.0.2",
+    "tslint-loader": "^3.3.0",
     "typescript": "~2.0.3",
     "url-loader": "^0.5.7",
     "uuid": "^3.0.0",