diff --git a/package.json b/package.json
index d5d1e3c2af..02d8e8523d 100644
--- a/package.json
+++ b/package.json
@@ -65,9 +65,10 @@
     "open-coverage": "open coverage/lcov-report/index.html",
     "ready": "npm-run-all --print-label clean-transpile generate --parallel lint lint-deps lint-intl test-node test-electron",
     "dev": "yarn build-protobuf && cross-env SIGNAL_ENV=storybook storybook dev --port 6006",
-    "dev:transpile": "run-p \"check:types --watch\" dev:esbuild",
+    "dev:transpile": "run-p \"check:types --watch\" dev:esbuild dev:icu-types",
     "dev:esbuild": "node scripts/esbuild.js --watch",
     "dev:sass": "yarn sass --watch",
+    "dev:icu-types": "chokidar ./_locales/en/messages.json --initial --command \"yarn run build:icu-types\"",
     "build:storybook": "yarn build-protobuf && cross-env SIGNAL_ENV=storybook storybook build",
     "test:storybook": "yarn build:storybook && run-p --race test:storybook:*",
     "test:storybook:serve": "http-server storybook-static --port 6006 --silent",
@@ -274,6 +275,7 @@
     "chai": "4.3.4",
     "chai-as-promised": "7.1.1",
     "chalk": "4.1.2",
+    "chokidar-cli": "3.0.0",
     "core-js": "2.6.9",
     "cross-env": "5.2.0",
     "css-loader": "3.2.0",
diff --git a/ts/scripts/constants.ts b/ts/scripts/constants.ts
new file mode 100644
index 0000000000..273b1f5756
--- /dev/null
+++ b/ts/scripts/constants.ts
@@ -0,0 +1,4 @@
+// Copyright 2024 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+export const DELETED_REGEXP = /\(\s*deleted\s+(\d{2,4}\/\d{2}\/\d{2,4})\s*\)/i;
diff --git a/ts/scripts/generate-icu-types.ts b/ts/scripts/generate-icu-types.ts
index 4feba64cfc..9e1c78ef90 100644
--- a/ts/scripts/generate-icu-types.ts
+++ b/ts/scripts/generate-icu-types.ts
@@ -11,7 +11,7 @@ import type { ICUMessageParamType } from '../util/getICUMessageParams';
 import { missingCaseError } from '../util/missingCaseError';
 import globalMessages from '../../_locales/en/messages.json';
 
-import { DELETED_REGEXP } from './remove-strings';
+import { DELETED_REGEXP } from './constants';
 
 function translateParamType(
   param: ICUMessageParamType,
diff --git a/ts/scripts/remove-strings.ts b/ts/scripts/remove-strings.ts
index 734ebe2e67..b7b26d9908 100644
--- a/ts/scripts/remove-strings.ts
+++ b/ts/scripts/remove-strings.ts
@@ -9,14 +9,13 @@ import path from 'path';
 
 import { MONTH } from '../util/durations';
 import { isOlderThan } from '../util/timestamp';
+import { DELETED_REGEXP } from './constants';
 
 const ROOT_DIR = path.join(__dirname, '..', '..');
 const MESSAGES_FILE = path.join(ROOT_DIR, '_locales', 'en', 'messages.json');
 
 const limitter = pLimit(10);
 
-export const DELETED_REGEXP = /\(\s*deleted\s+(\d{2,4}\/\d{2}\/\d{2,4})\s*\)/i;
-
 async function main() {
   const messages = JSON.parse(await fs.readFile(MESSAGES_FILE, 'utf-8'));
 
diff --git a/yarn.lock b/yarn.lock
index 205cf16a9f..823b4d378a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6362,6 +6362,11 @@ ansi-regex@^3.0.0:
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
   integrity sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=
 
+ansi-regex@^4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.1.1.tgz#164daac87ab2d6f6db3a29875e2d1766582dabed"
+  integrity sha512-ILlv4k/3f6vfQ4OoP2AGvirOktlQ98ZEL1k9FaQjxa3L1abBgbuTDAdPOpvbGncC0BTVQrl+OM8xZGK6tWXt7g==
+
 ansi-regex@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-5.0.0.tgz#388539f55179bf39339c81af30a654d69f87cb75"
@@ -6382,7 +6387,7 @@ ansi-styles@^2.2.1:
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
   integrity sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=
 
-ansi-styles@^3.2.1:
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   integrity sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==
@@ -7627,6 +7632,16 @@ check-error@^1.0.2:
   resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
   integrity sha1-V00xLt2Iu13YkS6Sht1sCu1KrII=
 
+chokidar-cli@3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/chokidar-cli/-/chokidar-cli-3.0.0.tgz#29283666063b9e167559d30f247ff8fc48794eb7"
+  integrity sha512-xVW+Qeh7z15uZRxHOkP93Ux8A0xbPzwK4GaqD8dQOYc34TlkqUhVSS59fK36DOp5WdJlrRzlYSy02Ht99FjZqQ==
+  dependencies:
+    chokidar "^3.5.2"
+    lodash.debounce "^4.0.8"
+    lodash.throttle "^4.1.1"
+    yargs "^13.3.0"
+
 chokidar@3.5.2, chokidar@^3.3.0:
   version "3.5.2"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.5.2.tgz#dba3976fcadb016f66fd365021d91600d01c1e75"
@@ -7657,6 +7672,21 @@ chokidar@3.5.3, "chokidar@>=3.0.0 <4.0.0", chokidar@^3.5.3:
   optionalDependencies:
     fsevents "~2.3.2"
 
+chokidar@^3.5.2:
+  version "3.6.0"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.6.0.tgz#197c6cc669ef2a8dc5e7b4d97ee4e092c3eb0d5b"
+  integrity sha512-7VT13fmjotKpGipCW9JEQAusEPE+Ei8nl6/g4FBAmIm0GOOLMua9NDDo/DWp0ZAxCr3cPq5ZpBqmPAQgDda2Pw==
+  dependencies:
+    anymatch "~3.1.2"
+    braces "~3.0.2"
+    glob-parent "~5.1.2"
+    is-binary-path "~2.1.0"
+    is-glob "~4.0.1"
+    normalize-path "~3.0.0"
+    readdirp "~3.6.0"
+  optionalDependencies:
+    fsevents "~2.3.2"
+
 chownr@^1.1.1:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.4.tgz#6fc9d7b42d32a583596337666e7d08084da2cc6b"
@@ -7765,6 +7795,15 @@ cliui@^3.2.0:
     strip-ansi "^3.0.1"
     wrap-ansi "^2.0.0"
 
+cliui@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-5.0.0.tgz#deefcfdb2e800784aa34f46fa08e06851c7bbbc5"
+  integrity sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==
+  dependencies:
+    string-width "^3.1.0"
+    strip-ansi "^5.2.0"
+    wrap-ansi "^5.1.0"
+
 cliui@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-6.0.0.tgz#511d702c0c4e41ca156d7d0e96021f23e13225b1"
@@ -9169,6 +9208,11 @@ emoji-regex@10.3.0:
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-10.3.0.tgz#76998b9268409eb3dae3de989254d456e70cfe23"
   integrity sha512-QpLs9D9v9kArv4lfDEgg1X/gN5XLnf/A6l9cs8SPZLRZR3ZkY9+kwIQTxm+fsSej5UMYGE8fdoaZVIBlqG0XTw==
 
+emoji-regex@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
+  integrity sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==
+
 emoji-regex@^8.0.0:
   version "8.0.0"
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-8.0.0.tgz#e818fd69ce5ccfcb404594f842963bf53164cc37"
@@ -13737,6 +13781,11 @@ lodash.sortby@^4.7.0:
   resolved "https://registry.yarnpkg.com/lodash.sortby/-/lodash.sortby-4.7.0.tgz#edd14c824e2cc9c1e0b0a1b42bb5210516a42438"
   integrity sha512-HDWXG8isMntAyRF5vZ7xKuEvOhT4AhlRt/3czTSjvGUxjYCBVRQY48ViDHyfYz9VIoBkW4TMGQNapx+l3RUwdA==
 
+lodash.throttle@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/lodash.throttle/-/lodash.throttle-4.1.1.tgz#c23e91b710242ac70c37f1e1cda9274cc39bf2f4"
+  integrity sha512-wIkUCfVKpVsWo3JSZlc+8MB5it+2AN5W8J7YVMST30UrvcQNZ1Okbj+rbVniijTWE6FGYy4XJq/rHkas8qJMLQ==
+
 lodash.truncate@^4.4.2:
   version "4.4.2"
   resolved "https://registry.yarnpkg.com/lodash.truncate/-/lodash.truncate-4.4.2.tgz#5a350da0b1113b837ecfffd5812cbe58d6eae193"
@@ -18288,6 +18337,15 @@ string-width@^2.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string-width@^3.0.0, string-width@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-3.1.0.tgz#22767be21b62af1081574306f69ac51b62203961"
+  integrity sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==
+  dependencies:
+    emoji-regex "^7.0.1"
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^5.1.0"
+
 string-width@^4.1.0, string-width@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.0.tgz#952182c46cc7b2c313d1596e623992bd163b72b5"
@@ -18398,6 +18456,13 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-ansi@^5.0.0, strip-ansi@^5.1.0, strip-ansi@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-5.2.0.tgz#8c9a536feb6afc962bdfa5b104a5091c1ad9c0ae"
+  integrity sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==
+  dependencies:
+    ansi-regex "^4.1.0"
+
 strip-ansi@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.0.tgz#0b1571dd7669ccd4f3e06e14ef1eed26225ae532"
@@ -20054,6 +20119,15 @@ wrap-ansi@^2.0.0:
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
 
+wrap-ansi@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-5.1.0.tgz#1fd1f67235d5b6d0fee781056001bfb694c03b09"
+  integrity sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==
+  dependencies:
+    ansi-styles "^3.2.0"
+    string-width "^3.0.0"
+    strip-ansi "^5.0.0"
+
 wrap-ansi@^6.2.0:
   version "6.2.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-6.2.0.tgz#e9393ba07102e6c91a3b221478f0257cd2856e53"
@@ -20215,6 +20289,14 @@ yargs-parser@20.2.4:
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.4.tgz#b42890f14566796f85ae8e3a25290d205f154a54"
   integrity sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==
 
+yargs-parser@^13.1.2:
+  version "13.1.2"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-13.1.2.tgz#130f09702ebaeef2650d54ce6e3e5706f7a4fb38"
+  integrity sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==
+  dependencies:
+    camelcase "^5.0.0"
+    decamelize "^1.2.0"
+
 yargs-parser@^18.1.2:
   version "18.1.3"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-18.1.3.tgz#be68c4975c6b2abf469236b0c870362fab09a7b0"
@@ -20279,6 +20361,22 @@ yargs@^10.0.3:
     y18n "^3.2.1"
     yargs-parser "^8.0.0"
 
+yargs@^13.3.0:
+  version "13.3.2"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-13.3.2.tgz#ad7ffefec1aa59565ac915f82dccb38a9c31a2dd"
+  integrity sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==
+  dependencies:
+    cliui "^5.0.0"
+    find-up "^3.0.0"
+    get-caller-file "^2.0.1"
+    require-directory "^2.1.1"
+    require-main-filename "^2.0.0"
+    set-blocking "^2.0.0"
+    string-width "^3.0.0"
+    which-module "^2.0.0"
+    y18n "^4.0.0"
+    yargs-parser "^13.1.2"
+
 yargs@^15.0.2:
   version "15.4.1"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-15.4.1.tgz#0d87a16de01aee9d8bec2bfbf74f67851730f4f8"