diff --git a/package-lock.json b/package-lock.json
index 32ec876f0..926b97716 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6690,9 +6690,9 @@
       }
     },
     "minimist": {
-      "version": "0.0.8",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-      "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
       "dev": true
     },
     "minipass": {
@@ -6776,12 +6776,12 @@
       }
     },
     "mkdirp": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "version": "0.5.3",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.3.tgz",
+      "integrity": "sha512-P+2gwrFqx8lhew375MQHHeTlY8AuOJSrGf0R5ddkEndUkmwpgUob/vQuBD1V22/Cw1/lJr4x+EjllSezBThzBg==",
       "dev": true,
       "requires": {
-        "minimist": "0.0.8"
+        "minimist": "^1.2.5"
       }
     },
     "move-concurrently": {
@@ -12660,9 +12660,9 @@
       }
     },
     "terser": {
-      "version": "4.6.6",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-4.6.6.tgz",
-      "integrity": "sha512-4lYPyeNmstjIIESr/ysHg2vUPRGf2tzF9z2yYwnowXVuVzLEamPN1Gfrz7f8I9uEPuHcbFlW4PLIAsJoxXyJ1g==",
+      "version": "4.6.7",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.6.7.tgz",
+      "integrity": "sha512-fmr7M1f7DBly5cX2+rFDvmGBAaaZyPrHYK4mMdHEDAdNTqXSZgSOfqsfGq2HqPGT/1V0foZZuCZFx8CHKgAk3g==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",
diff --git a/package.json b/package.json
index a8ac28213..7e081cd31 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "jsdoc": "^3.6.3",
     "jstransformer-markdown-it": "^2.1.0",
     "merge-stream": "^1.0.1",
-    "mkdirp": "^0.5.1",
+    "mkdirp": "^0.5.3",
     "postcss-calc": "^7.0.2",
     "postcss-css-variables": "^0.14.0",
     "prettier": "^1.19.1",
@@ -42,7 +42,7 @@
     "streamqueue": "^1.1.2",
     "systemjs": "^0.21.6",
     "systemjs-plugin-babel": "^0.0.25",
-    "terser": "^4.6.6",
+    "terser": "^4.6.7",
     "through2": "^3.0.1",
     "ttest": "^2.1.1",
     "typogr": "^0.6.8",