diff --git a/.travis.yml b/.travis.yml
index 992cbaa..2871a49 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "0.10"
+  - "0.4"
 
 branches:
   only:
@@ -10,4 +10,4 @@ before_install:
   - npm i -g npm
   # Workaround for a permissions issue with Travis virtual machine images
 script:
-  - npm test
\ No newline at end of file
+  - npm test
diff --git a/package.json b/package.json
index 12b55da..b8b051b 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "license": "MIT",
   "dependencies": {
     "length-prefixed-message": "^3.0.3",
-    "through2": "^0.6.5"
+    "through2": "^2.0.0"
   },
   "devDependencies": {
     "buffertools": "^2.1.2",
@@ -41,7 +41,6 @@
     "duplex-transform": "^0.1.4",
     "lab": "^5.9.0",
     "pre-commit": "^1.0.7",
-    "standard": "^4.0.1",
-    "through2": "^0.6.5"
+    "standard": "^4.0.1"
   }
 }