diff --git a/packages/schematics/angular/workspace/files/tslint.json.template b/packages/schematics/angular/workspace/files/tslint.json.template
index b5eb2d9667..52f376be16 100644
--- a/packages/schematics/angular/workspace/files/tslint.json.template
+++ b/packages/schematics/angular/workspace/files/tslint.json.template
@@ -83,7 +83,10 @@
         "named": "never"
       }
     },
-    "typedef": [true, "call-signature"],
+    "typedef": [
+      true,
+      "call-signature"
+    ],
     "typedef-whitespace": {
       "options": [
         {