diff --git a/packages/web-functionality/package.json b/packages/web-functionality/package.json
index 86a833ba8..bc397f2d2 100644
--- a/packages/web-functionality/package.json
+++ b/packages/web-functionality/package.json
@@ -15,7 +15,7 @@
   },
   "dependencies": {
     "@sourcegraph/tsconfig": "^4.0.1",
-    "execa": "^5.1.1",
+    "execa": "^9.4.0",
     "jest": "25.5.4",
     "jest-junit": "^13.0.0",
     "jest-puppeteer": "^6.1.0",
diff --git a/yarn.lock b/yarn.lock
index 652ce8410..7ef99780a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1078,6 +1078,11 @@
   dependencies:
     esquery "^1.0.1"
 
+"@sec-ant/readable-stream@^0.4.1":
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/@sec-ant/readable-stream/-/readable-stream-0.4.1.tgz#60de891bb126abfdc5410fdc6166aca065f10a0c"
+  integrity sha512-831qok9r2t8AlxLko40y2ebgSDhenenCatLVeW/uBtnHPyhHOvG0C7TvfgecV+wHzIm5KUICgzmVpWS+IMEAeg==
+
 "@semantic-release/commit-analyzer@^8.0.0":
   version "8.0.1"
   resolved "https://registry.yarnpkg.com/@semantic-release/commit-analyzer/-/commit-analyzer-8.0.1.tgz#5d2a37cd5a3312da0e3ac05b1ca348bf60b90bca"
@@ -1175,6 +1180,11 @@
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.14.0.tgz#9fb3a3cf3132328151f353de4632e01e52102bea"
   integrity sha512-9NET910DNaIPngYnLLPeg+Ogzqsi9uM4mSboU5y6p8S5DzMTVEsJZrawi+BoDNUVBa2DhJqQYUFvMDfgU062LQ==
 
+"@sindresorhus/merge-streams@^4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/@sindresorhus/merge-streams/-/merge-streams-4.0.0.tgz#abb11d99aeb6d27f1b563c38147a72d50058e339"
+  integrity sha512-tlqY9xq5ukxTUZBmoOp+m61cqwQD5pHJtFY3Mn8CA8ps6yghLH/Hw8UPdqg4OLmFW3IFlcXnQNmo/dh8HzXYIQ==
+
 "@sinonjs/commons@^1.7.0":
   version "1.8.3"
   resolved "https://registry.yarnpkg.com/@sinonjs/commons/-/commons-1.8.3.tgz#3802ddd21a50a949b6721ddd72da36e67e7f1b2d"
@@ -2897,14 +2907,7 @@ debug@2.6.9, debug@^2.2.0, debug@^2.3.3, debug@^2.6.8, debug@^2.6.9:
   dependencies:
     ms "2.0.0"
 
-debug@4, debug@^4.0.0, debug@^4.0.1, debug@^4.1.0, debug@^4.1.1, debug@^4.3.1:
-  version "4.3.4"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.4.tgz#1319f6579357f2338d3337d2cdd4914bb5dcc865"
-  integrity sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==
-  dependencies:
-    ms "2.1.2"
-
-debug@4.3.3:
+debug@4, debug@4.3.3, debug@^4.0.0, debug@^4.0.1, debug@^4.1.0, debug@^4.1.1, debug@^4.3.1:
   version "4.3.3"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.3.tgz#04266e0b70a98d4462e6e288e38259213332b664"
   integrity sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==
@@ -3675,7 +3678,7 @@ execa@^3.2.0:
     signal-exit "^3.0.2"
     strip-final-newline "^2.0.0"
 
-execa@^5.0.0, execa@^5.1.1:
+execa@^5.0.0:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/execa/-/execa-5.1.1.tgz#f80ad9cbf4298f7bd1d4c9555c21e93741c411dd"
   integrity sha512-8uSpZZocAZRBAPIEINJj3Lo9HyGitllczc27Eh5YYojjMFMn8yHMDMaUHE2Jqfq05D/wucwI4JGURyXt1vchyg==
@@ -3690,6 +3693,24 @@ execa@^5.0.0, execa@^5.1.1:
     signal-exit "^3.0.3"
     strip-final-newline "^2.0.0"
 
+execa@^9.4.0:
+  version "9.4.0"
+  resolved "https://registry.yarnpkg.com/execa/-/execa-9.4.0.tgz#071ff6516c46eb82af9a559dba3c891637a10f3f"
+  integrity sha512-yKHlle2YGxZE842MERVIplWwNH5VYmqqcPFgtnlU//K8gxuFFXu0pwd/CrfXTumFpeEiufsP7+opT/bPJa1yVw==
+  dependencies:
+    "@sindresorhus/merge-streams" "^4.0.0"
+    cross-spawn "^7.0.3"
+    figures "^6.1.0"
+    get-stream "^9.0.0"
+    human-signals "^8.0.0"
+    is-plain-obj "^4.1.0"
+    is-stream "^4.0.1"
+    npm-run-path "^6.0.0"
+    pretty-ms "^9.0.0"
+    signal-exit "^4.1.0"
+    strip-final-newline "^4.0.0"
+    yoctocolors "^2.0.0"
+
 exit@^0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/exit/-/exit-0.1.2.tgz#0632638f8d877cc82107d30a0fff1a17cba1cd0c"
@@ -3893,6 +3914,13 @@ figures@^3.0.0:
   dependencies:
     escape-string-regexp "^1.0.5"
 
+figures@^6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/figures/-/figures-6.1.0.tgz#935479f51865fa7479f6fa94fc6fc7ac14e62c4a"
+  integrity sha512-d+l3qxjSesT4V7v2fh+QnmFnUWv9lSpjarhShNTgBOfA0ttejbQUAlHLitbjkoRiDulW0OPoQPYIGhIC8ohejg==
+  dependencies:
+    is-unicode-supported "^2.0.0"
+
 file-entry-cache@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/file-entry-cache/-/file-entry-cache-6.0.1.tgz#211b2dd9659cb0394b073e7323ac3c933d522027"
@@ -4191,6 +4219,14 @@ get-stream@^6.0.0:
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-6.0.1.tgz#a262d8eef67aced57c2852ad6167526a43cbf7b7"
   integrity sha512-ts6Wi+2j3jQjqi70w5AlN8DFnkSwC+MqmxEzdEALB2qXZYV3X/b1CTfgPLGJNMeAWxdPfU8FO1ms3NUfaHCPYg==
 
+get-stream@^9.0.0:
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-9.0.1.tgz#95157d21df8eb90d1647102b63039b1df60ebd27"
+  integrity sha512-kVCxPF3vQM/N0B1PmoqVUqgHP+EeVjmZSQn+1oCRPxd2P21P2F19lIgbR3HBosbB1PUhOAoctJnfEn2GbN2eZA==
+  dependencies:
+    "@sec-ant/readable-stream" "^0.4.1"
+    is-stream "^4.0.1"
+
 get-symbol-description@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/get-symbol-description/-/get-symbol-description-1.0.0.tgz#7fdb81c900101fbd564dd5f1a30af5aadc1e58d6"
@@ -4534,6 +4570,11 @@ human-signals@^2.1.0:
   resolved "https://registry.yarnpkg.com/human-signals/-/human-signals-2.1.0.tgz#dc91fcba42e4d06e4abaed33b3e7a3c02f514ea0"
   integrity sha512-B4FFZ6q/T2jhhksgkbEW3HBvWIfDW85snkQgawt07S7J5QXTk6BkNV+0yAeZrM5QpMAdYlocGoljn0sJ/WQkFw==
 
+human-signals@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/human-signals/-/human-signals-8.0.0.tgz#2d3d63481c7c2319f0373428b01ffe30da6df852"
+  integrity sha512-/1/GPCpDUCCYwlERiYjxoczfP0zfvZMU/OWgQPMya9AbAE24vseigFdhAMObpc8Q4lc/kjutPfUddDYyAmejnA==
+
 humanize-ms@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/humanize-ms/-/humanize-ms-1.2.1.tgz#c46e3159a293f6b896da29316d8b6fe8bb79bbed"
@@ -4995,6 +5036,11 @@ is-plain-obj@^1.1.0:
   resolved "https://registry.yarnpkg.com/is-plain-obj/-/is-plain-obj-1.1.0.tgz#71a50c8429dfca773c92a390a4a03b39fcd51d3e"
   integrity sha1-caUMhCnfync8kqOQpKA7OfzVHT4=
 
+is-plain-obj@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/is-plain-obj/-/is-plain-obj-4.1.0.tgz#d65025edec3657ce032fd7db63c97883eaed71f0"
+  integrity sha512-+Pgi+vMuUNkJyExiMBt5IlFoMyKnr5zhJ4Uspz58WOhBF5QoIZkFyNHIbBAtHwzVAgk5RtndVNsDRN61/mmDqg==
+
 is-plain-object@^2.0.1, is-plain-object@^2.0.3, is-plain-object@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/is-plain-object/-/is-plain-object-2.0.4.tgz#2c163b3fafb1b606d9d17928f05c2a1c38e07677"
@@ -5030,6 +5076,11 @@ is-stream@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-2.0.1.tgz#fac1e3d53b97ad5a9d0ae9cef2389f5810a5c077"
   integrity sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==
 
+is-stream@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-4.0.1.tgz#375cf891e16d2e4baec250b85926cffc14720d9b"
+  integrity sha512-Dnz92NInDqYckGEUJv689RbRiTSEHCQ7wOVeALbkOz999YpqT46yMRIGtSNl2iCL1waAZSx40+h59NV/EwzV/A==
+
 is-string@^1.0.5, is-string@^1.0.7:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/is-string/-/is-string-1.0.7.tgz#0dd12bf2006f255bb58f695110eff7491eebc0fd"
@@ -5056,6 +5107,11 @@ is-typedarray@^1.0.0, is-typedarray@~1.0.0:
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
   integrity sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=
 
+is-unicode-supported@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/is-unicode-supported/-/is-unicode-supported-2.1.0.tgz#09f0ab0de6d3744d48d265ebb98f65d11f2a9b3a"
+  integrity sha512-mE00Gnza5EEB3Ds0HfMyllZzbBrmLOX3vfWoj9A9PEnTfratQ/BcaJOuMhnkhjXvb2+FkY3VuHqtAGpTPmglFQ==
+
 is-weakref@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-weakref/-/is-weakref-1.0.2.tgz#9529f383a9338205e89765e0392efc2f100f06f2"
@@ -6857,6 +6913,14 @@ npm-run-path@^4.0.0, npm-run-path@^4.0.1:
   dependencies:
     path-key "^3.0.0"
 
+npm-run-path@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/npm-run-path/-/npm-run-path-6.0.0.tgz#25cfdc4eae04976f3349c0b1afc089052c362537"
+  integrity sha512-9qny7Z9DsQU8Ou39ERsPU4OZQlSTP47ShQzuKZ6PRXpYLtIFgl/DEBYEXKlvcEa+9tHVcK8CF81Y2V72qaZhWA==
+  dependencies:
+    path-key "^4.0.0"
+    unicorn-magic "^0.3.0"
+
 npm-user-validate@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/npm-user-validate/-/npm-user-validate-1.0.1.tgz#31428fc5475fe8416023f178c0ab47935ad8c561"
@@ -7331,6 +7395,11 @@ parse-json@^5.0.0:
     json-parse-even-better-errors "^2.3.0"
     lines-and-columns "^1.1.6"
 
+parse-ms@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/parse-ms/-/parse-ms-4.0.0.tgz#c0c058edd47c2a590151a718990533fd62803df4"
+  integrity sha512-TXfryirbmq34y8QBwgqCVLi+8oA3oWx2eAnSn62ITyEhEYaWRlVZ2DvMM9eZbMs/RfxPu/PK/aBLyGj4IrqMHw==
+
 parse-passwd@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/parse-passwd/-/parse-passwd-1.0.0.tgz#6d5b934a456993b23d37f40a382d6f1666a8e5c6"
@@ -7381,6 +7450,11 @@ path-key@^3.0.0, path-key@^3.1.0:
   resolved "https://registry.yarnpkg.com/path-key/-/path-key-3.1.1.tgz#581f6ade658cbba65a0d3380de7753295054f375"
   integrity sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==
 
+path-key@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/path-key/-/path-key-4.0.0.tgz#295588dc3aee64154f877adb9d780b81c554bf18"
+  integrity sha512-haREypq7xkM7ErfgIyA0z+Bj4AGKlMSdlQE2jvJo6huWD1EdkKYV+G/T4nq0YEF2vgTT8kqMFKo1uHn950r4SQ==
+
 path-parse@^1.0.6, path-parse@^1.0.7:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/path-parse/-/path-parse-1.0.7.tgz#fbc114b60ca42b30d9daf5858e4bd68bbedb6735"
@@ -7519,6 +7593,13 @@ pretty-format@^27.5.1:
     ansi-styles "^5.0.0"
     react-is "^17.0.1"
 
+pretty-ms@^9.0.0:
+  version "9.1.0"
+  resolved "https://registry.yarnpkg.com/pretty-ms/-/pretty-ms-9.1.0.tgz#0ad44de6086454f48a168e5abb3c26f8db1b3253"
+  integrity sha512-o1piW0n3tgKIKCwk2vpM/vOV13zjJzvP37Ioze54YlTHE06m4tjEbzg9WsKkvTuyYln2DHjo5pY4qrZGI0otpw==
+  dependencies:
+    parse-ms "^4.0.0"
+
 proc-log@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/proc-log/-/proc-log-1.0.0.tgz#0d927307401f69ed79341e83a0b2c9a13395eb77"
@@ -8227,7 +8308,7 @@ semver-regex@^3.1.2:
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
 
-semver@7.3.5:
+semver@7.3.5, semver@^7.1.1, semver@^7.1.2, semver@^7.1.3, semver@^7.2.1, semver@^7.3.2, semver@^7.3.4, semver@^7.3.5:
   version "7.3.5"
   resolved "https://registry.yarnpkg.com/semver/-/semver-7.3.5.tgz#0b621c879348d8998e4b0e4be94b3f12e6018ef7"
   integrity sha512-PoeGJYh8HK4BTO/a9Tf6ZG3veo/A7ZVsYrSA6J8ny9nb3B1VrpkuN+z9OE5wfE5p6H4LchYZsegiQgbJD94ZFQ==
@@ -8239,13 +8320,6 @@ semver@^6.0.0, semver@^6.2.0, semver@^6.3.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
 
-semver@^7.1.1, semver@^7.1.2, semver@^7.1.3, semver@^7.2.1, semver@^7.3.2, semver@^7.3.4, semver@^7.3.5:
-  version "7.6.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-7.6.0.tgz#1a46a4db4bffcccd97b743b5005c8325f23d4e2d"
-  integrity sha512-EnwXhrlwXMk9gKu5/flx5sv/an57AkRplG3hTK68W7FRDN+k+OWBj65M7719OkA82XLBxrcX0KSHj+X5COhOVg==
-  dependencies:
-    lru-cache "^6.0.0"
-
 send@0.17.2:
   version "0.17.2"
   resolved "https://registry.yarnpkg.com/send/-/send-0.17.2.tgz#926622f76601c41808012c8bf1688fe3906f7820"
@@ -8348,6 +8422,11 @@ signal-exit@^3.0.0, signal-exit@^3.0.2, signal-exit@^3.0.3, signal-exit@^3.0.6:
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.7.tgz#a9a1767f8af84155114eaabd73f99273c8f59ad9"
   integrity sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ==
 
+signal-exit@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-4.1.0.tgz#952188c1cbd546070e2dd20d0f41c0ae0530cb04"
+  integrity sha512-bzyZ1e88w9O1iNJbKnOlvYTrWPDl46O1bG0D3XInv+9tkPrxrN8jUUTiFlDkkmKWgn1M6CfIA13SuGqOa9Korw==
+
 signale@^1.2.1:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/signale/-/signale-1.4.0.tgz#c4be58302fb0262ac00fc3d886a7c113759042f1"
@@ -8754,6 +8833,11 @@ strip-final-newline@^2.0.0:
   resolved "https://registry.yarnpkg.com/strip-final-newline/-/strip-final-newline-2.0.0.tgz#89b852fb2fcbe936f6f4b3187afb0a12c1ab58ad"
   integrity sha512-BrpvfNAE3dcvq7ll3xVumzjKjZQ5tI1sEUIKr3Uoks0XUl45St3FlatVqef9prk4jRDzhW6WZg+3bk93y6pLjA==
 
+strip-final-newline@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/strip-final-newline/-/strip-final-newline-4.0.0.tgz#35a369ec2ac43df356e3edd5dcebb6429aa1fa5c"
+  integrity sha512-aulFJcD6YK8V1G7iRB5tigAP4TsHBZZrOV8pjV++zdUwmeV8uzbY7yn6h9MswN62adStNZFuCIx4haBnRuMDaw==
+
 strip-indent@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/strip-indent/-/strip-indent-3.0.0.tgz#c32e1cee940b6b3432c771bc2c54bcce73cd3001"
@@ -9218,6 +9302,11 @@ unbzip2-stream@1.4.3:
     buffer "^5.2.1"
     through "^2.3.8"
 
+unicorn-magic@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/unicorn-magic/-/unicorn-magic-0.3.0.tgz#4efd45c85a69e0dd576d25532fbfa22aa5c8a104"
+  integrity sha512-+QBBXBCvifc56fsbuxZQ6Sic3wqqc3WWaqxs58gvJrcOuN83HGTCwz3oS5phzU9LthRNE9VrJCFCLUgHeeFnfA==
+
 union-value@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/union-value/-/union-value-1.0.1.tgz#0b6fe7b835aecda61c6ea4d4f02c14221e109847"
@@ -9766,3 +9855,8 @@ yocto-queue@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"
   integrity sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==
+
+yoctocolors@^2.0.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/yoctocolors/-/yoctocolors-2.1.1.tgz#e0167474e9fbb9e8b3ecca738deaa61dd12e56fc"
+  integrity sha512-GQHQqAopRhwU8Kt1DDM8NjibDXHC8eoh1erhGAJPEyveY9qqVeXvVikNKrDz69sHowPMorbPUrH/mx8c50eiBQ==