diff --git a/.npmignore b/.npmignore
index 122f91ae..6642e13a 100644
--- a/.npmignore
+++ b/.npmignore
@@ -79,5 +79,8 @@ $RECYCLE.BIN/
 *.lnk
 
 # project exclusions
-downloads
+.gitattributes
 data.zip
+downloads
+scripts
+tests
diff --git a/package.json b/package.json
index ab1040c1..a8563d02 100644
--- a/package.json
+++ b/package.json
@@ -29,18 +29,18 @@
     "updateTzData": "node scripts/update-data.js"
   },
   "devDependencies": {
-    "async": "^2.0.0-rc.5",
+    "async": "^2.1.4",
     "chai": "^3.5.0",
     "codeclimate-test-reporter": "^0.4.0",
     "cz-conventional-changelog": "^1.1.6",
-    "follow-redirects": "^1.0.0",
-    "fs-extra": "^1.0.0",
+    "follow-redirects": "^1.2.1",
+    "fs-extra": "^2.0.0",
     "istanbul": "^0.4.2",
-    "jsts": "^1.1.2",
-    "lodash": "^4.11.2",
+    "jsts": "^1.3.0",
+    "lodash": "^4.17.4",
     "mkdirp": "^0.5.1",
-    "mocha": "^3.0.0",
-    "nock": "^9.0.0",
+    "mocha": "^3.2.0",
+    "nock": "^9.0.5",
     "rimraf": "^2.5.2",
     "semantic-release": "^6.3.2",
     "turf-featurecollection": "^1.0.1",
@@ -51,7 +51,7 @@
   "dependencies": {
     "geobuf": "^3.0.0",
     "moment-timezone": "0.5.11",
-    "pbf": "^3.0.2",
+    "pbf": "^3.0.5",
     "turf-inside": "^3.0.5",
     "turf-point": "^2.0.0"
   },