diff --git a/.travis.yml b/.travis.yml
index c601607..c1f4742 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,9 +6,7 @@ matrix:
   - node_js: 4
     env: CXX=g++-4.8
   - node_js: 6
-    env:
-      - SAUCE=true
-      - CXX=g++-4.8
+    env: CXX=g++-4.8
   - node_js: stable
     env: CXX=g++-4.8
 
diff --git a/package.json b/package.json
index e573c38..40d141c 100644
--- a/package.json
+++ b/package.json
@@ -34,28 +34,28 @@
   "license": "MIT",
   "dependencies": {
     "asn1.js": "^4.9.1",
-    "async": "^2.1.5",
+    "async": "^2.5.0",
     "browserify-aes": "^1.0.6",
     "keypair": "^1.0.1",
     "libp2p-crypto-secp256k1": "^0.1.4",
-    "multihashing-async": "~0.4.4",
+    "multihashing-async": "~0.4.5",
     "nodeify": "^1.0.1",
     "pem-jwk": "^1.5.1",
     "protocol-buffers": "^3.2.1",
     "rsa-pem-to-jwk": "^1.1.3",
-    "safe-buffer": "^5.0.1",
-    "tweetnacl": "^1.0.0-rc.1",
+    "safe-buffer": "^5.1.1",
+    "tweetnacl": "^1.0.0",
     "webcrypto-shim": "github:dignifiedquire/webcrypto-shim#master"
   },
   "devDependencies": {
-    "aegir": "^11.0.0",
-    "benchmark": "^2.1.3",
-    "chai": "^4.0.1",
-    "dirty-chai": "^1.2.2",
+    "aegir": "^11.0.2",
+    "benchmark": "^2.1.4",
+    "chai": "^4.1.0",
+    "dirty-chai": "^2.0.1",
     "pre-commit": "^1.2.2"
   },
   "optionalDependencies": {
-    "node-webcrypto-ossl": "^1.0.21"
+    "node-webcrypto-ossl": "^1.0.30"
   },
   "pre-commit": [
     "lint",