diff --git a/package.json b/package.json
index 3d1f2cc8..b496eaea 100644
--- a/package.json
+++ b/package.json
@@ -29,12 +29,12 @@
     "markdown-it": "8.4.2"
   },
   "devDependencies": {
-    "@types/node": "~11.12.0",
+    "@types/node": "~12.0.0",
     "browserify": "~16.2.3",
     "cpy-cli": "~2.0.0",
-    "eslint": "~5.15.3",
+    "eslint": "~5.16.0",
     "glob": "~7.1.3",
-    "js-yaml": "~3.13.0",
+    "js-yaml": "~3.13.1",
     "markdown-it-for-inline": "~0.1.1",
     "markdown-it-katex": "~2.0.3",
     "markdown-it-sub": "~1.0.0",
@@ -45,8 +45,8 @@
     "rimraf": "~2.6.3",
     "toml": "~3.0.0",
     "tv4": "~1.3.0",
-    "typescript": "~3.3.4000",
-    "uglify-js": "~3.5.2"
+    "typescript": "~3.4.5",
+    "uglify-js": "~3.5.11"
   },
   "keywords": [
     "markdown",