diff --git a/package-lock.json b/package-lock.json
index 98882f6..a300f54 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -303,7 +303,7 @@
         },
         "commander": {
             "version": "2.15.1",
-            "resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+            "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
             "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
             "dev": true
         },
@@ -441,9 +441,9 @@
             "dev": true
         },
         "highlight.js": {
-            "version": "9.12.0",
-            "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.12.0.tgz",
-            "integrity": "sha1-5tnb5Xy+/mB1HwKvM2GVhwyQwB4=",
+            "version": "9.18.5",
+            "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.5.tgz",
+            "integrity": "sha512-a5bFyofd/BHCX52/8i8uJkjr9DYwXIPnM/plwI6W7ezItLGqzt7X2G2nXuYSfsIJdkwwj/g9DG1LkcGJI/dDoA==",
             "dev": true
         },
         "homedir-polyfill": {