diff --git a/.travis.yml b/.travis.yml
index 4cfe98c..ba87d9a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,13 +4,12 @@ os:
 language: go
 
 go:
-  - 1.11.x
+  - 1.12.x
 
 env:
   global:
     - GOTFLAGS="-race"
   matrix:
-    - BUILD_DEPTYPE=gx
     - BUILD_DEPTYPE=gomod
 
 
@@ -24,7 +23,6 @@ script:
 
 cache:
   directories:
-    - $GOPATH/src/gx
     - $GOPATH/pkg/mod
     - $HOME/.cache/go-build
 
diff --git a/go.mod b/go.mod
index b4caf2f..f56c453 100644
--- a/go.mod
+++ b/go.mod
@@ -2,6 +2,6 @@ module github.com/ipfs/go-ipld-format
 
 require (
 	github.com/ipfs/go-block-format v0.0.2
-	github.com/ipfs/go-cid v0.0.1
+	github.com/ipfs/go-cid v0.0.2
 	github.com/multiformats/go-multihash v0.0.1
 )
diff --git a/go.sum b/go.sum
index aa764c6..79b1fea 100644
--- a/go.sum
+++ b/go.sum
@@ -6,6 +6,8 @@ github.com/ipfs/go-block-format v0.0.2 h1:qPDvcP19izTjU8rgo6p7gTXZlkMkF5bz5G3fqI
 github.com/ipfs/go-block-format v0.0.2/go.mod h1:AWR46JfpcObNfg3ok2JHDUfdiHRgWhJgCQF+KIgOPJY=
 github.com/ipfs/go-cid v0.0.1 h1:GBjWPktLnNyX0JiQCNFpUuUSoMw5KMyqrsejHYlILBE=
 github.com/ipfs/go-cid v0.0.1/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
+github.com/ipfs/go-cid v0.0.2 h1:tuuKaZPU1M6HcejsO3AcYWW8sZ8MTvyxfc4uqB4eFE8=
+github.com/ipfs/go-cid v0.0.2/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
 github.com/ipfs/go-ipfs-util v0.0.1 h1:Wz9bL2wB2YBJqggkA4dD7oSmqB4cAnpNbGrlHJulv50=
 github.com/ipfs/go-ipfs-util v0.0.1/go.mod h1:spsl5z8KUnrve+73pOhSVZND1SIxPW5RyBCNzQxlJBc=
 github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1 h1:lYpkrQH5ajf0OXOcUbGjvZxxijuBwbbmlSxLiuofa+g=
diff --git a/package.json b/package.json
deleted file mode 100644
index ca1ff9b..0000000
--- a/package.json
+++ /dev/null
@@ -1,36 +0,0 @@
-{
-  "author": "whyrusleeping",
-  "bugs": {
-    "url": "https://github.com/ipfs/go-ipld-format"
-  },
-  "gx": {
-    "dvcsimport": "github.com/ipfs/go-ipld-format"
-  },
-  "gxDependencies": [
-    {
-      "author": "whyrusleeping",
-      "hash": "QmTbxNB1NwDesLmKTscr4udL2tVP7MaxvXnD1D9yX7g3PN",
-      "name": "go-cid",
-      "version": "0.9.3"
-    },
-    {
-      "author": "stebalien",
-      "hash": "QmYYLnAzR28nAQ4U5MFniLprnktu6eTFKibeNt96V21EZK",
-      "name": "go-block-format",
-      "version": "0.2.2"
-    },
-    {
-      "author": "multiformats",
-      "hash": "QmerPMzPk1mJVowm8KgmoknWa4yCYvvugMPsgWmDNUvDLW",
-      "name": "go-multihash",
-      "version": "1.0.9"
-    }
-  ],
-  "gxVersion": "0.10.0",
-  "language": "go",
-  "license": "",
-  "name": "go-ipld-format",
-  "releaseCmd": "git commit -a -m \"gx publish $VERSION\"",
-  "version": "0.8.1"
-}
-
diff --git a/walker.go b/walker.go
index a0c4bbe..8138093 100644
--- a/walker.go
+++ b/walker.go
@@ -88,7 +88,6 @@ type Walker struct {
 // * Active node.
 // * Path to the active node.
 
-
 // Function called each time a node is arrived upon in a walk operation
 // through the `down` method (not when going back `up`). It is the main
 // API to implement DAG functionality (e.g., read and seek a file DAG)