diff --git a/.idea/angel_route.iml b/.idea/angel_route.iml
index e82db270..03b4c25b 100644
--- a/.idea/angel_route.iml
+++ b/.idea/angel_route.iml
@@ -7,6 +7,7 @@
       <excludeFolder url="file://$MODULE_DIR$/build" />
       <excludeFolder url="file://$MODULE_DIR$/packages" />
       <excludeFolder url="file://$MODULE_DIR$/temp" />
+      <excludeFolder url="file://$MODULE_DIR$/test/chain/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/method/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/route/packages" />
diff --git a/README.md b/README.md
index 2bfc485f..f1590fdd 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # angel_route
 
-![version 1.0.0-dev+9](https://img.shields.io/badge/version-1.0.0--dev+9-red.svg)
+![version 1.0.0-dev+10](https://img.shields.io/badge/version-1.0.0--dev+10-red.svg)
 ![build status](https://travis-ci.org/angel-dart/route.svg)
 
 A powerful, isomorphic routing library for Dart.
diff --git a/lib/src/route.dart b/lib/src/route.dart
index a11786bf..b02cb08e 100644
--- a/lib/src/route.dart
+++ b/lib/src/route.dart
@@ -127,7 +127,7 @@ class Route {
   }
 
   void _printDebug(msg) {
-    if (debug) print(msg);
+    if (debug == true) print(msg);
   }
 
   Route._base();
diff --git a/lib/src/router.dart b/lib/src/router.dart
index 130e685b..a03bf97a 100644
--- a/lib/src/router.dart
+++ b/lib/src/router.dart
@@ -33,7 +33,7 @@ class Router extends Extensible {
   }
 
   void _printDebug(msg) {
-    if (debug) print(msg);
+    if (debug == true) print(msg);
   }
 
   /// Adds a route that responds to the given path
diff --git a/pubspec.yaml b/pubspec.yaml
index cc33fe4f..4b7735dd 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: angel_route
 description: A powerful, isomorphic routing library for Dart.
-version: 1.0.0-dev+9
+version: 1.0.0-dev+10
 author: Tobe O <thosakwe@gmail.com>
 homepage: https://github.com/angel-dart/angel_route
 dev_dependencies: