diff --git a/package.json b/package.json
index f7abd802..dd50b332 100644
--- a/package.json
+++ b/package.json
@@ -35,8 +35,8 @@
   },
   "dependencies": {
     "@sourcegraph/prettierrc": "^3.0.3",
-    "@typescript-eslint/eslint-plugin": "^2.22.0",
-    "@typescript-eslint/parser": "^2.22.0",
+    "@typescript-eslint/eslint-plugin": "^2.26.0",
+    "@typescript-eslint/parser": "^2.26.0",
     "eslint-config-prettier": "^6.10.1",
     "eslint-plugin-ban": "^1.4.0",
     "eslint-plugin-etc": "^0.0.1-beta.24",
diff --git a/yarn.lock b/yarn.lock
index f4890851..07b857c9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -409,40 +409,40 @@
   resolved "https://registry.npmjs.org/@types/retry/-/retry-0.12.0.tgz#2b35eccfcee7d38cd72ad99232fbd58bffb3c84d"
   integrity sha512-wWKOClTTiizcZhXnPY4wikVAwmdYHp8q6DmC+EJUzAMsycb7HB32Kh9RN4+0gExjmPmZSAQjgURXIGATPegAvA==
 
-"@typescript-eslint/eslint-plugin@^2.22.0":
-  version "2.22.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.22.0.tgz#218ce6d4aa0244c6a40baba39ca1e021b26bb017"
-  integrity sha512-BvxRLaTDVQ3N+Qq8BivLiE9akQLAOUfxNHIEhedOcg8B2+jY8Rc4/D+iVprvuMX1AdezFYautuGDwr9QxqSxBQ==
+"@typescript-eslint/eslint-plugin@^2.26.0":
+  version "2.26.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.26.0.tgz#04c96560c8981421e5a9caad8394192363cc423f"
+  integrity sha512-4yUnLv40bzfzsXcTAtZyTjbiGUXMrcIJcIMioI22tSOyAxpdXiZ4r7YQUU8Jj6XXrLz9d5aMHPQf5JFR7h27Nw==
   dependencies:
-    "@typescript-eslint/experimental-utils" "2.22.0"
-    eslint-utils "^1.4.3"
+    "@typescript-eslint/experimental-utils" "2.26.0"
     functional-red-black-tree "^1.0.1"
     regexpp "^3.0.0"
     tsutils "^3.17.1"
 
-"@typescript-eslint/experimental-utils@2.22.0":
-  version "2.22.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.22.0.tgz#4d00c91fbaaa68e56e7869be284999a265707f85"
-  integrity sha512-sJt1GYBe6yC0dWOQzXlp+tiuGglNhJC9eXZeC8GBVH98Zv9jtatccuhz0OF5kC/DwChqsNfghHx7OlIDQjNYAQ==
+"@typescript-eslint/experimental-utils@2.26.0":
+  version "2.26.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.26.0.tgz#063390c404d9980767d76274df386c0aa675d91d"
+  integrity sha512-RELVoH5EYd+JlGprEyojUv9HeKcZqF7nZUGSblyAw1FwOGNnmQIU8kxJ69fttQvEwCsX5D6ECJT8GTozxrDKVQ==
   dependencies:
     "@types/json-schema" "^7.0.3"
-    "@typescript-eslint/typescript-estree" "2.22.0"
+    "@typescript-eslint/typescript-estree" "2.26.0"
     eslint-scope "^5.0.0"
+    eslint-utils "^2.0.0"
 
-"@typescript-eslint/parser@^2.22.0":
-  version "2.22.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-2.22.0.tgz#8eeb6cb6de873f655e64153397d4790898e149d0"
-  integrity sha512-FaZKC1X+nvD7qMPqKFUYHz3H0TAioSVFGvG29f796Nc5tBluoqfHgLbSFKsh7mKjRoeTm8J9WX2Wo9EyZWjG7w==
+"@typescript-eslint/parser@^2.26.0":
+  version "2.26.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-2.26.0.tgz#385463615818b33acb72a25b39c03579df93d76f"
+  integrity sha512-+Xj5fucDtdKEVGSh9353wcnseMRkPpEAOY96EEenN7kJVrLqy/EVwtIh3mxcUz8lsFXW1mT5nN5vvEam/a5HiQ==
   dependencies:
     "@types/eslint-visitor-keys" "^1.0.0"
-    "@typescript-eslint/experimental-utils" "2.22.0"
-    "@typescript-eslint/typescript-estree" "2.22.0"
+    "@typescript-eslint/experimental-utils" "2.26.0"
+    "@typescript-eslint/typescript-estree" "2.26.0"
     eslint-visitor-keys "^1.1.0"
 
-"@typescript-eslint/typescript-estree@2.22.0":
-  version "2.22.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.22.0.tgz#a16ed45876abf743e1f5857e2f4a1c3199fd219e"
-  integrity sha512-2HFZW2FQc4MhIBB8WhDm9lVFaBDy6h9jGrJ4V2Uzxe/ON29HCHBTj3GkgcsgMWfsl2U5as+pTOr30Nibaw7qRQ==
+"@typescript-eslint/typescript-estree@2.26.0":
+  version "2.26.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.26.0.tgz#d8132cf1ee8a72234f996519a47d8a9118b57d56"
+  integrity sha512-3x4SyZCLB4zsKsjuhxDLeVJN6W29VwBnYpCsZ7vIdPel9ZqLfIZJgJXO47MNUkurGpQuIBALdPQKtsSnWpE1Yg==
   dependencies:
     debug "^4.1.1"
     eslint-visitor-keys "^1.1.0"
@@ -1687,10 +1687,10 @@ eslint-scope@^5.0.0:
     esrecurse "^4.1.0"
     estraverse "^4.1.1"
 
-eslint-utils@^1.4.3:
-  version "1.4.3"
-  resolved "https://registry.yarnpkg.com/eslint-utils/-/eslint-utils-1.4.3.tgz#74fec7c54d0776b6f67e0251040b5806564e981f"
-  integrity sha512-fbBN5W2xdY45KulGXmLHZ3c3FHfVYmKg0IrAKGOkT/464PQsx2UeIzfz1RmEci+KLm1bBaAzZAh8+/E+XAeZ8Q==
+eslint-utils@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-utils/-/eslint-utils-2.0.0.tgz#7be1cc70f27a72a76cd14aa698bcabed6890e1cd"
+  integrity sha512-0HCPuJv+7Wv1bACm8y5/ECVfYdfsAm9xmVb7saeFlxjPYALefjhbYoCkBjPdPzGH8wWyTpAez82Fh3VKYEZ8OA==
   dependencies:
     eslint-visitor-keys "^1.1.0"