diff --git a/package.json b/package.json
index 6d8c5bd..a71961d 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "@glennsl/rescript-jest": "0.9.2",
     "@ristostevcev/bs-odoc": "1.3.0",
     "moment": "2.29.4",
-    "rescript": "9.1.4",
+    "rescript": "12.1.0",
     "rescript-jest-date-mock": "2.0.1"
   },
   "dependencies": {
diff --git a/yarn.lock b/yarn.lock
index 1911a68..3531489 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -517,6 +517,36 @@
     "@jridgewell/resolve-uri" "^3.0.3"
     "@jridgewell/sourcemap-codec" "^1.4.10"
 
+"@rescript/darwin-arm64@12.1.0":
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/@rescript/darwin-arm64/-/darwin-arm64-12.1.0.tgz#19b75d31e97386dabfe382a6c98653314812afe3"
+  integrity sha512-OuJMT+2h2Lp60n8ONFx1oBAAePSVkM9zl7E/EX4VD2xkQoVTPklz0BpHYOICnFJSCOOdbOhbsTBXdLpo3yvllg==
+
+"@rescript/darwin-x64@12.1.0":
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/@rescript/darwin-x64/-/darwin-x64-12.1.0.tgz#5af8767bce73e6a4b22aa96262566ddecf338795"
+  integrity sha512-r5Iv4ga+LaNq+6g9LODwZG4bwydd9UDXACP/HKxOfrP9XQCITlF/XqB1ZDJWyJOgJLZSJCd7erlG38YtB0VZKA==
+
+"@rescript/linux-arm64@12.1.0":
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/@rescript/linux-arm64/-/linux-arm64-12.1.0.tgz#3f99d6ff8fd8aa002db22fb38346ce03873090a1"
+  integrity sha512-UTZv4GTjbyQ/T5LQDfQiGcumK3SzE1K7+ug6gWpDcGZ7ALc7hCS6BVEFL/LDs8iWVwAwkK/6r456s2zRnvS7wQ==
+
+"@rescript/linux-x64@12.1.0":
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/@rescript/linux-x64/-/linux-x64-12.1.0.tgz#e8cd45418a7eebfe643ae826e0e19b13a1ad1e51"
+  integrity sha512-c0PXuBL09JRSA4nQusYbR4mW5QJrBPqxDrqvIX+M79fk3d6jQmj5x4NsBwk5BavxvmbR/JU1JjYBlSAa3h22Vg==
+
+"@rescript/runtime@12.1.0":
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/@rescript/runtime/-/runtime-12.1.0.tgz#331ad481c05efdd86b83c3ced6d182d7f30be845"
+  integrity sha512-bvr9RfvBD+JS/6foWCA4l2fLXmUXN0KGqylXQPHt09QxUghqgoCiaWVHaHSx5dOIk/jAPlGQ7zB5yVeMas/EFQ==
+
+"@rescript/win32-x64@12.1.0":
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/@rescript/win32-x64/-/win32-x64-12.1.0.tgz#8ba1b79aea58a6e46ce286f3fd1c280859bb45c2"
+  integrity sha512-nQC42QByyAbryfkbyK67iskipUqXVwTPCFrqissY4jJoP0128gg0yG6DydJnV1stXphtFdMFHtmyYE1ffG7UBg==
+
 "@ristostevcev/bs-odoc@1.3.0":
   version "1.3.0"
   resolved "https://registry.npmjs.org/@ristostevcev/bs-odoc/-/bs-odoc-1.3.0.tgz"
@@ -2171,10 +2201,18 @@ rescript-jest-date-mock@2.0.1:
   dependencies:
     jest-date-mock "1.0.8"
 
-rescript@9.1.4:
-  version "9.1.4"
-  resolved "https://registry.npmjs.org/rescript/-/rescript-9.1.4.tgz"
-  integrity sha512-aXANK4IqecJzdnDpJUsU6pxMViCR5ogAxzuqS0mOr8TloMnzAjJFu63fjD6LCkWrKAhlMkFFzQvVQYaAaVkFXw==
+rescript@12.1.0:
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/rescript/-/rescript-12.1.0.tgz#29754fa801fa8f79a94b0fe4783ff963391be4f1"
+  integrity sha512-n/B43wzIEKV4OmlrWbrlQOL4zZaz0RM/Cc8PG2YvhQvQDW7nscHJliDq1AGeVwHoMX68MeaKKzLDOMOMU9Z6FA==
+  dependencies:
+    "@rescript/runtime" "12.1.0"
+  optionalDependencies:
+    "@rescript/darwin-arm64" "12.1.0"
+    "@rescript/darwin-x64" "12.1.0"
+    "@rescript/linux-arm64" "12.1.0"
+    "@rescript/linux-x64" "12.1.0"
+    "@rescript/win32-x64" "12.1.0"
 
 resolve-cwd@^3.0.0:
   version "3.0.0"