diff --git a/package.json b/package.json
index 163c021..cd8472b 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "@sourcegraph/tsconfig": "^4.0.1",
     "eslint": "^7.18.0",
     "husky": "^4.3.8",
-    "prettier": "^2.2.1",
+    "prettier": "^2.7.1",
     "typescript": "^4.1.3"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index a58793c..0b48b21 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,14 +2,14 @@
 # yarn lockfile v1
 
 
-"@babel/code-frame@^7.0.0", "@babel/code-frame@^7.10.4", "@babel/code-frame@^7.12.11":
+"@babel/code-frame@^7.0.0", "@babel/code-frame@^7.10.4":
   version "7.12.11"
   resolved "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.12.11.tgz#f4ad435aa263db935b8f10f2c552d23fb716a63f"
   integrity sha512-Zt1yodBx1UcyiePMSkWnU4hPqhwq7hGi2nFL1LeA3EUl+q2LQx16MISgJ0+z7dnmgvP9QtIleuETGOiOH1RcIw==
   dependencies:
     "@babel/highlight" "^7.10.4"
 
-"@babel/generator@^7.10.5", "@babel/generator@^7.12.11":
+"@babel/generator@^7.10.5":
   version "7.12.11"
   resolved "https://registry.npmjs.org/@babel/generator/-/generator-7.12.11.tgz#98a7df7b8c358c9a37ab07a24056853016aba3af"
   integrity sha512-Ggg6WPOJtSi8yYQvLVjG8F/TlpWDlKx0OpS4Kt+xMQPs5OaGYWy+v1A+1TvxI6sAMGZpKWWoAQ1DaeQbImlItA==
@@ -18,7 +18,7 @@
     jsesc "^2.5.1"
     source-map "^0.5.0"
 
-"@babel/helper-function-name@^7.10.4", "@babel/helper-function-name@^7.12.11":
+"@babel/helper-function-name@^7.10.4":
   version "7.12.11"
   resolved "https://registry.npmjs.org/@babel/helper-function-name/-/helper-function-name-7.12.11.tgz#1fd7738aee5dcf53c3ecff24f1da9c511ec47b42"
   integrity sha512-AtQKjtYNolKNi6nNNVLQ27CP6D9oFR6bq/HPYSizlzbp7uC1M59XJe8L+0uXjbIaZaUJF99ruHqVGiKXU/7ybA==
@@ -34,7 +34,7 @@
   dependencies:
     "@babel/types" "^7.12.10"
 
-"@babel/helper-split-export-declaration@^7.10.4", "@babel/helper-split-export-declaration@^7.12.11":
+"@babel/helper-split-export-declaration@^7.10.4":
   version "7.12.11"
   resolved "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.12.11.tgz#1b4cc424458643c47d37022223da33d76ea4603a"
   integrity sha512-LsIVN8j48gHgwzfocYUSkO/hjYAOJqlpJEc7tGXcIm4cubjVUf8LGW6eWRyxEu7gA25q02p0rQUWoCI33HNS5g==
@@ -55,7 +55,7 @@
     chalk "^2.0.0"
     js-tokens "^4.0.0"
 
-"@babel/parser@^7.10.5", "@babel/parser@^7.12.11", "@babel/parser@^7.12.7", "@babel/parser@^7.7.0":
+"@babel/parser@^7.10.5", "@babel/parser@^7.12.7", "@babel/parser@^7.7.0":
   version "7.12.11"
   resolved "https://registry.npmjs.org/@babel/parser/-/parser-7.12.11.tgz#9ce3595bcd74bc5c466905e86c535b8b25011e79"
   integrity sha512-N3UxG+uuF4CMYoNj8AhnbAcJF0PiuJ9KHuy1lQmkYsxTer/MAH9UBNHsBoAX/4s6NvlDD047No8mYVGGzLL4hg==
@@ -74,22 +74,7 @@
     "@babel/parser" "^7.12.7"
     "@babel/types" "^7.12.7"
 
-"@babel/traverse@^7.7.0":
-  version "7.12.12"
-  resolved "https://registry.npmjs.org/@babel/traverse/-/traverse-7.12.12.tgz#d0cd87892704edd8da002d674bc811ce64743376"
-  integrity sha512-s88i0X0lPy45RrLM8b9mz8RPH5FqO9G9p7ti59cToE44xFm1Q+Pjh5Gq4SXBbtb88X7Uy7pexeqRIQDDMNkL0w==
-  dependencies:
-    "@babel/code-frame" "^7.12.11"
-    "@babel/generator" "^7.12.11"
-    "@babel/helper-function-name" "^7.12.11"
-    "@babel/helper-split-export-declaration" "^7.12.11"
-    "@babel/parser" "^7.12.11"
-    "@babel/types" "^7.12.12"
-    debug "^4.1.0"
-    globals "^11.1.0"
-    lodash "^4.17.19"
-
-"@babel/traverse@~7.10.3":
+"@babel/traverse@^7.7.0", "@babel/traverse@~7.10.3":
   version "7.10.5"
   resolved "https://registry.npmjs.org/@babel/traverse/-/traverse-7.10.5.tgz#77ce464f5b258be265af618d8fddf0536f20b564"
   integrity sha512-yc/fyv2gUjPqzTz0WHeRJH2pv7jA9kA7mBX2tXl/x5iOE81uaVPuGPtaYk7wmkx4b67mQ7NqI8rmT2pF47KYKQ==
@@ -104,7 +89,7 @@
     globals "^11.1.0"
     lodash "^4.17.19"
 
-"@babel/types@^7.10.5", "@babel/types@^7.12.10", "@babel/types@^7.12.11", "@babel/types@^7.12.12", "@babel/types@^7.12.7", "@babel/types@^7.7.0":
+"@babel/types@^7.10.5", "@babel/types@^7.12.10", "@babel/types@^7.12.11", "@babel/types@^7.12.7", "@babel/types@^7.7.0":
   version "7.12.12"
   resolved "https://registry.npmjs.org/@babel/types/-/types-7.12.12.tgz#4608a6ec313abbd87afa55004d373ad04a96c299"
   integrity sha512-lnIX7piTxOH22xE7fDXDbSHg9MM1/6ORnafpJmov5rs0kX5g4BZxeXNJLXsMRiO0U5Rb8/FvMS6xlTnTHvxonQ==
@@ -1751,10 +1736,10 @@ prelude-ls@^1.2.1:
   resolved "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz#debc6489d7a6e6b0e7611888cec880337d316396"
   integrity sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==
 
-prettier@^2.2.1:
-  version "2.2.1"
-  resolved "https://registry.npmjs.org/prettier/-/prettier-2.2.1.tgz#795a1a78dd52f073da0cd42b21f9c91381923ff5"
-  integrity sha512-PqyhM2yCjg/oKkFPtTGUojv7gnZAoG80ttl45O6x2Ug/rMJw4wcc9k6aaf2hibP7BGVCCM33gZoGjyvt9mm16Q==
+prettier@^2.7.1:
+  version "2.7.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.7.1.tgz#e235806850d057f97bb08368a4f7d899f7760c64"
+  integrity sha512-ujppO+MkdPqoVINuDFDRLClm7D78qbDt0/NR+wp5FqEZOoTNAjPHWj17QRhu7geIHJfcNhRk1XVQmF8Bp3ye+g==
 
 progress@^2.0.0:
   version "2.0.3"