diff --git a/package-lock.json b/package-lock.json
index d87e34f..93bf75d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,64 +4,70 @@
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@@ -1079,9 +962,9 @@
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@@ -1131,21 +1005,22 @@
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-        "ajv-keywords": "^2.1.0",
-        "chalk": "^2.1.0",
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@@ -1163,7 +1038,7 @@
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@@ -1176,6 +1051,12 @@
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+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
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@@ -1185,27 +1066,24 @@
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-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
-      "dev": true
+    "uri-js": {
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+      "dev": true,
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@@ -1236,12 +1114,6 @@
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 }
diff --git a/package.json b/package.json
index 541eaa6..c5ff889 100644
--- a/package.json
+++ b/package.json
@@ -29,21 +29,21 @@
   "author": "Michael Straßburger <codepoet@cpan.org>",
   "license": "MIT",
   "dependencies": {
-    "@mapbox/vector-tile": "^1.3.0",
-    "bluebird": "^3.5.1",
+    "@mapbox/vector-tile": "^1.3.1",
+    "bluebird": "^3.5.2",
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-    "earcut": "^2.1.2",
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-    "rbush": "^2.0.1",
-    "simplify-js": "^1.2.1",
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     "term-mouse": "^0.2.0",
     "userhome": "^1.0.0",
     "x256": "0.0.2"
   },
   "devDependencies": {
-    "eslint": "^4.13.1"
+    "eslint": "^5.7.0"
   }
 }