diff --git a/packages/dredd/package.json b/packages/dredd/package.json
index f42c47342..7a8600afe 100644
--- a/packages/dredd/package.json
+++ b/packages/dredd/package.json
@@ -58,7 +58,7 @@
     "winston": "2.4.0"
   },
   "devDependencies": {
-    "@types/chai": "4.2.11",
+    "@types/chai": "4.2.19",
     "@types/clone": "0.1.30",
     "@types/mocha": "7.0.2",
     "@types/proxyquire": "1.3.28",
diff --git a/yarn.lock b/yarn.lock
index 0961843a3..505a1199d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1094,10 +1094,10 @@
   resolved "https://registry.yarnpkg.com/@sinonjs/text-encoding/-/text-encoding-0.7.1.tgz#8da5c6530915653f3a1f38fd5f101d8c3f8079c5"
   integrity sha512-+iTbntw2IZPb/anVDbypzfQa+ay64MW0Zo8aJ8gZPWMMK6/OubMVb6lUPMagqjOPnmtauXnFCACVl3O7ogjeqQ==
 
-"@types/chai@4.2.11":
-  version "4.2.11"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.11.tgz#d3614d6c5f500142358e6ed24e1bf16657536c50"
-  integrity sha512-t7uW6eFafjO+qJ3BIV2gGUyZs27egcNRkUdalkud+Qa3+kg//f129iuOFivHDXQ+vnU3fDXuwgv0cqMCbcE8sw==
+"@types/chai@4.2.19":
+  version "4.2.19"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.19.tgz#80f286b515897413c7a35bdda069cc80f2344233"
+  integrity sha512-jRJgpRBuY+7izT7/WNXP/LsMO9YonsstuL+xuvycDyESpoDoIAsMd7suwpB4h9oEWB+ZlPTqJJ8EHomzNhwTPQ==
 
 "@types/clone@0.1.30":
   version "0.1.30"