Update package.json with version compatibility changes
diff --git a/templates/package.json.template b/templates/package.json.template
index 81f39d2..eb85c06 100644
--- a/templates/package.json.template
+++ b/templates/package.json.template
@@ -52,7 +52,7 @@
       "poisson-process": "^0.2.1"
     },
     "engines": {
-      "node": ">=0.12.0"
+      "node": ">=1.1.0"
     },
     "binary": {
       "module_name": "grpc_node",