diff --git a/package.json b/package.json
index 8e42558..6d219c0 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   },
   "devDependencies": {
     "@ocsigen/ts2ocaml": "2.0.0-beta.3",
-    "tsup": "8.0.2"
+    "tsup": "8.1.0"
   },
   "packageManager": "yarn@4.2.2"
 }
diff --git a/yarn.lock b/yarn.lock
index b3f4a9e..984ad8a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -34,163 +34,163 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@esbuild/aix-ppc64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/aix-ppc64@npm:0.19.12"
+"@esbuild/aix-ppc64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/aix-ppc64@npm:0.21.4"
   conditions: os=aix & cpu=ppc64
   languageName: node
   linkType: hard
 
-"@esbuild/android-arm64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/android-arm64@npm:0.19.12"
+"@esbuild/android-arm64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/android-arm64@npm:0.21.4"
   conditions: os=android & cpu=arm64
   languageName: node
   linkType: hard
 
-"@esbuild/android-arm@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/android-arm@npm:0.19.12"
+"@esbuild/android-arm@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/android-arm@npm:0.21.4"
   conditions: os=android & cpu=arm
   languageName: node
   linkType: hard
 
-"@esbuild/android-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/android-x64@npm:0.19.12"
+"@esbuild/android-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/android-x64@npm:0.21.4"
   conditions: os=android & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/darwin-arm64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/darwin-arm64@npm:0.19.12"
+"@esbuild/darwin-arm64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/darwin-arm64@npm:0.21.4"
   conditions: os=darwin & cpu=arm64
   languageName: node
   linkType: hard
 
-"@esbuild/darwin-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/darwin-x64@npm:0.19.12"
+"@esbuild/darwin-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/darwin-x64@npm:0.21.4"
   conditions: os=darwin & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/freebsd-arm64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/freebsd-arm64@npm:0.19.12"
+"@esbuild/freebsd-arm64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/freebsd-arm64@npm:0.21.4"
   conditions: os=freebsd & cpu=arm64
   languageName: node
   linkType: hard
 
-"@esbuild/freebsd-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/freebsd-x64@npm:0.19.12"
+"@esbuild/freebsd-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/freebsd-x64@npm:0.21.4"
   conditions: os=freebsd & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/linux-arm64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-arm64@npm:0.19.12"
+"@esbuild/linux-arm64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-arm64@npm:0.21.4"
   conditions: os=linux & cpu=arm64
   languageName: node
   linkType: hard
 
-"@esbuild/linux-arm@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-arm@npm:0.19.12"
+"@esbuild/linux-arm@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-arm@npm:0.21.4"
   conditions: os=linux & cpu=arm
   languageName: node
   linkType: hard
 
-"@esbuild/linux-ia32@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-ia32@npm:0.19.12"
+"@esbuild/linux-ia32@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-ia32@npm:0.21.4"
   conditions: os=linux & cpu=ia32
   languageName: node
   linkType: hard
 
-"@esbuild/linux-loong64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-loong64@npm:0.19.12"
+"@esbuild/linux-loong64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-loong64@npm:0.21.4"
   conditions: os=linux & cpu=loong64
   languageName: node
   linkType: hard
 
-"@esbuild/linux-mips64el@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-mips64el@npm:0.19.12"
+"@esbuild/linux-mips64el@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-mips64el@npm:0.21.4"
   conditions: os=linux & cpu=mips64el
   languageName: node
   linkType: hard
 
-"@esbuild/linux-ppc64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-ppc64@npm:0.19.12"
+"@esbuild/linux-ppc64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-ppc64@npm:0.21.4"
   conditions: os=linux & cpu=ppc64
   languageName: node
   linkType: hard
 
-"@esbuild/linux-riscv64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-riscv64@npm:0.19.12"
+"@esbuild/linux-riscv64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-riscv64@npm:0.21.4"
   conditions: os=linux & cpu=riscv64
   languageName: node
   linkType: hard
 
-"@esbuild/linux-s390x@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-s390x@npm:0.19.12"
+"@esbuild/linux-s390x@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-s390x@npm:0.21.4"
   conditions: os=linux & cpu=s390x
   languageName: node
   linkType: hard
 
-"@esbuild/linux-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/linux-x64@npm:0.19.12"
+"@esbuild/linux-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/linux-x64@npm:0.21.4"
   conditions: os=linux & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/netbsd-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/netbsd-x64@npm:0.19.12"
+"@esbuild/netbsd-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/netbsd-x64@npm:0.21.4"
   conditions: os=netbsd & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/openbsd-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/openbsd-x64@npm:0.19.12"
+"@esbuild/openbsd-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/openbsd-x64@npm:0.21.4"
   conditions: os=openbsd & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/sunos-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/sunos-x64@npm:0.19.12"
+"@esbuild/sunos-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/sunos-x64@npm:0.21.4"
   conditions: os=sunos & cpu=x64
   languageName: node
   linkType: hard
 
-"@esbuild/win32-arm64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/win32-arm64@npm:0.19.12"
+"@esbuild/win32-arm64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/win32-arm64@npm:0.21.4"
   conditions: os=win32 & cpu=arm64
   languageName: node
   linkType: hard
 
-"@esbuild/win32-ia32@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/win32-ia32@npm:0.19.12"
+"@esbuild/win32-ia32@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/win32-ia32@npm:0.21.4"
   conditions: os=win32 & cpu=ia32
   languageName: node
   linkType: hard
 
-"@esbuild/win32-x64@npm:0.19.12":
-  version: 0.19.12
-  resolution: "@esbuild/win32-x64@npm:0.19.12"
+"@esbuild/win32-x64@npm:0.21.4":
+  version: 0.21.4
+  resolution: "@esbuild/win32-x64@npm:0.21.4"
   conditions: os=win32 & cpu=x64
   languageName: node
   linkType: hard
@@ -784,33 +784,33 @@ __metadata:
   languageName: node
   linkType: hard
 
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-  version: 0.19.12
-  resolution: "esbuild@npm:0.19.12"
-  dependencies:
-    "@esbuild/aix-ppc64": "npm:0.19.12"
-    "@esbuild/android-arm": "npm:0.19.12"
-    "@esbuild/android-arm64": "npm:0.19.12"
-    "@esbuild/android-x64": "npm:0.19.12"
-    "@esbuild/darwin-arm64": "npm:0.19.12"
-    "@esbuild/darwin-x64": "npm:0.19.12"
-    "@esbuild/freebsd-arm64": "npm:0.19.12"
-    "@esbuild/freebsd-x64": "npm:0.19.12"
-    "@esbuild/linux-arm": "npm:0.19.12"
-    "@esbuild/linux-arm64": "npm:0.19.12"
-    "@esbuild/linux-ia32": "npm:0.19.12"
-    "@esbuild/linux-loong64": "npm:0.19.12"
-    "@esbuild/linux-mips64el": "npm:0.19.12"
-    "@esbuild/linux-ppc64": "npm:0.19.12"
-    "@esbuild/linux-riscv64": "npm:0.19.12"
-    "@esbuild/linux-s390x": "npm:0.19.12"
-    "@esbuild/linux-x64": "npm:0.19.12"
-    "@esbuild/netbsd-x64": "npm:0.19.12"
-    "@esbuild/openbsd-x64": "npm:0.19.12"
-    "@esbuild/sunos-x64": "npm:0.19.12"
-    "@esbuild/win32-arm64": "npm:0.19.12"
-    "@esbuild/win32-ia32": "npm:0.19.12"
-    "@esbuild/win32-x64": "npm:0.19.12"
+"esbuild@npm:^0.21.4":
+  version: 0.21.4
+  resolution: "esbuild@npm:0.21.4"
+  dependencies:
+    "@esbuild/aix-ppc64": "npm:0.21.4"
+    "@esbuild/android-arm": "npm:0.21.4"
+    "@esbuild/android-arm64": "npm:0.21.4"
+    "@esbuild/android-x64": "npm:0.21.4"
+    "@esbuild/darwin-arm64": "npm:0.21.4"
+    "@esbuild/darwin-x64": "npm:0.21.4"
+    "@esbuild/freebsd-arm64": "npm:0.21.4"
+    "@esbuild/freebsd-x64": "npm:0.21.4"
+    "@esbuild/linux-arm": "npm:0.21.4"
+    "@esbuild/linux-arm64": "npm:0.21.4"
+    "@esbuild/linux-ia32": "npm:0.21.4"
+    "@esbuild/linux-loong64": "npm:0.21.4"
+    "@esbuild/linux-mips64el": "npm:0.21.4"
+    "@esbuild/linux-ppc64": "npm:0.21.4"
+    "@esbuild/linux-riscv64": "npm:0.21.4"
+    "@esbuild/linux-s390x": "npm:0.21.4"
+    "@esbuild/linux-x64": "npm:0.21.4"
+    "@esbuild/netbsd-x64": "npm:0.21.4"
+    "@esbuild/openbsd-x64": "npm:0.21.4"
+    "@esbuild/sunos-x64": "npm:0.21.4"
+    "@esbuild/win32-arm64": "npm:0.21.4"
+    "@esbuild/win32-ia32": "npm:0.21.4"
+    "@esbuild/win32-x64": "npm:0.21.4"
   dependenciesMeta:
     "@esbuild/aix-ppc64":
       optional: true
@@ -860,7 +860,7 @@ __metadata:
       optional: true
   bin:
     esbuild: bin/esbuild
-  checksum: 10c0/0f2d21ffe24ebead64843f87c3aebe2e703a5ed9feb086a0728b24907fac2eb9923e4a79857d3df9059c915739bd7a870dd667972eae325c67f478b592b8582d
+  checksum: 10c0/83276c7b82bc3415199da91a84a01cf287d4912f2c02fead9c0542d6bda463d6d152cb7fb86f680dae72dc701c864a8963069ddb9e2b344948595cc87f81c4f1
   languageName: node
   linkType: hard
 
@@ -884,7 +884,7 @@ __metadata:
   dependencies:
     "@ocsigen/ts2ocaml": "npm:2.0.0-beta.3"
     pretty-bytes: "npm:5.6.0"
-    tsup: "npm:8.0.2"
+    tsup: "npm:8.1.0"
   languageName: unknown
   linkType: soft
 
@@ -1979,15 +1979,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tsup@npm:8.0.2":
-  version: 8.0.2
-  resolution: "tsup@npm:8.0.2"
+"tsup@npm:8.1.0":
+  version: 8.1.0
+  resolution: "tsup@npm:8.1.0"
   dependencies:
     bundle-require: "npm:^4.0.0"
     cac: "npm:^6.7.12"
     chokidar: "npm:^3.5.1"
     debug: "npm:^4.3.1"
-    esbuild: "npm:^0.19.2"
+    esbuild: "npm:^0.21.4"
     execa: "npm:^5.0.0"
     globby: "npm:^11.0.3"
     joycon: "npm:^3.0.1"
@@ -2014,7 +2014,7 @@ __metadata:
   bin:
     tsup: dist/cli-default.js
     tsup-node: dist/cli-node.js
-  checksum: 10c0/de3e8b2d9a7a504afb9394f2409ef88fd21dd338a78ebb572dd5c1719d73db816baa7ae4b7867016f08ba6a67560daec13a85768efff1d70e380972e39e27ce6
+  checksum: 10c0/93f36680f56cb5e3645fa298e49c0736d1596de4b77d21bda304491e4f157d2ce5cf7195b30e76f2cf9de7e5709f66a251ec92c75268e6dcd9e1d523e4d3004a
   languageName: node
   linkType: hard