--- package.json~	2021-10-06 12:23:12.000000000 +0100
+++ package.json	2021-10-06 12:21:47.000000000 +0100
@@ -35,16 +35,16 @@
   "dependencies": {
     "chroma-js": "~1.3.5",
     "hsluv": "~0.0.1",
-    "js-yaml": "~3.12.0",
+    "js-yaml": "^3.14.1",
     "lodash": "~4.17.10",
     "mapnik-reference": "~8.10.0",
     "semver": "~5.6.0",
-    "yargs": "~12.0.1"
+    "yargs": "^17.2.1"
   },
   "devDependencies": {
     "coveralls": "~3.0.0",
     "istanbul": "~0.4.5",
-    "mocha": "~5.2.0",
+    "mocha": "^9.1.2",
     "mocha-eslint": "^4.0.0",
     "sax": "~1.2.1"
   },