diff --git a/package.json b/package.json
index f8617e5..b64fbd8 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,6 @@
   },
   "devDependencies": {
     "@nhcarrigan/typescript-config": "4.0.0",
-    "typescript": "5.8.2"
+    "typescript": "5.9.3"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 49e3d54..35b9d17 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -10,10 +10,10 @@ importers:
     devDependencies:
       '@nhcarrigan/typescript-config':
         specifier: 4.0.0
-        version: 4.0.0(typescript@5.8.2)
+        version: 4.0.0(typescript@5.9.3)
       typescript:
-        specifier: 5.8.2
-        version: 5.8.2
+        specifier: 5.9.3
+        version: 5.9.3
 
   apps/api:
     dependencies:
@@ -2833,6 +2833,11 @@ packages:
     engines: {node: '>=14.17'}
     hasBin: true
 
+  typescript@5.9.3:
+    resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
+    engines: {node: '>=14.17'}
+    hasBin: true
+
   unbox-primitive@1.1.0:
     resolution: {integrity: sha512-nWJ91DjeOkej/TA8pXQ3myruKpKEYgqvpw9lz4OPHj/NWFNluYrjbz9j01CJ8yKQd2g4jFoOkINCTW2I5LEEyw==}
     engines: {node: '>= 0.4'}
@@ -3502,6 +3507,10 @@ snapshots:
     dependencies:
       typescript: 5.8.2
 
+  '@nhcarrigan/typescript-config@4.0.0(typescript@5.9.3)':
+    dependencies:
+      typescript: 5.9.3
+
   '@nodelib/fs.scandir@2.1.5':
     dependencies:
       '@nodelib/fs.stat': 2.0.5
@@ -6138,6 +6147,8 @@ snapshots:
 
   typescript@5.8.2: {}
 
+  typescript@5.9.3: {}
+
   unbox-primitive@1.1.0:
     dependencies:
       call-bound: 1.0.4