diff --git a/package-lock.json b/package-lock.json
index 4e272fb..6550714 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -111,18 +111,18 @@
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     "@types/body-parser": {
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-      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.17.0.tgz",
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+      "version": "1.19.0",
+      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.19.0.tgz",
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       "requires": {
         "@types/connect": "*",
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       }
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     "@types/connect": {
-      "version": "3.4.32",
-      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.32.tgz",
-      "integrity": "sha512-4r8qa0quOvh7lGD0pre62CAb1oni1OO6ecJLGCezTmhQ8Fz50Arx9RUszryR8KlgK6avuSXvviL6yWyViQABOg==",
+      "version": "3.4.33",
+      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.33.tgz",
+      "integrity": "sha512-2+FrkXY4zllzTNfJth7jOqEHC+enpLeGslEhpnTAkg21GkRrWV4SsAtqchtT4YS9/nODBU2/ZfsBY2X4J/dX7A==",
       "requires": {
         "@types/node": "*"
       }
@@ -136,21 +136,23 @@
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     "@types/express": {
-      "version": "4.16.1",
-      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.16.1.tgz",
-      "integrity": "sha512-V0clmJow23WeyblmACoxbHBu2JKlE5TiIme6Lem14FnPW9gsttyHtk6wq7njcdIWH1njAaFgR8gW09lgY98gQg==",
+      "version": "4.17.6",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.6.tgz",
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       "requires": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "*",
+        "@types/qs": "*",
         "@types/serve-static": "*"
       }
     },
     "@types/express-serve-static-core": {
-      "version": "4.16.3",
-      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.16.3.tgz",
-      "integrity": "sha512-HFgBmRDTvdnrRFXqBr2NM2NUCu6fIpzJsUTlRVENF8lxvstof7cl9Fxfwq5S0kJbO/FsPVcjlxpOM3ZxIkn7Rw==",
+      "version": "4.17.7",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.7.tgz",
+      "integrity": "sha512-EMgTj/DF9qpgLXyc+Btimg+XoH7A2liE8uKul8qSmMTHCeNYzydDKFdsJskDvw42UsesCnhO63dO0Grbj8J4Dw==",
       "requires": {
         "@types/node": "*",
+        "@types/qs": "*",
         "@types/range-parser": "*"
       }
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@@ -188,6 +190,11 @@
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       "dev": true
     },
+    "@types/qs": {
+      "version": "6.9.2",
+      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.2.tgz",
+      "integrity": "sha512-a9bDi4Z3zCZf4Lv1X/vwnvbbDYSNz59h3i3KdyuYYN+YrLjSeJD0dnphdULDfySvUv6Exy/O0K6wX/kQpnPQ+A=="
+    },
     "@types/range-parser": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.3.tgz",
@@ -222,9 +229,9 @@
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     "@types/serve-static": {
-      "version": "1.13.2",
-      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.2.tgz",
-      "integrity": "sha512-/BZ4QRLpH/bNYgZgwhKEh+5AsboDBcUdlBYgzoLX0fpj3Y2gp6EApyOlM3bK53wQS/OE1SrdSYBAbux2D1528Q==",
+      "version": "1.13.3",
+      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.3.tgz",
+      "integrity": "sha512-oprSwp094zOglVrXdlo/4bAHtKTAxX6VT8FOZlBKrmyLbNvE1zxZyJ6yikMVtHIvwP45+ZQGJn+FdXGKTozq0g==",
       "requires": {
         "@types/express-serve-static-core": "*",
         "@types/mime": "*"
diff --git a/package.json b/package.json
index 749be1b..f89257b 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
   "homepage": "https://github.com/handicraftsman/particleplate#readme",
   "dependencies": {
     "@types/es6-promise": "^3.3.0",
-    "@types/express": "^4.16.1",
+    "@types/express": "^4.17.6",
     "@types/fs-extra": "^5.0.5",
     "express": "^4.16.4",
     "fs-extra": "^7.0.1",