diff --git a/package.json b/package.json
index 8ef9f6f..be5c940 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "@types/node": "^16.4.14",
     "@types/serialport": "^8.0.2",
     "tsc-alias": "^1.3.9",
-    "typescript": "^4.3.5"
+    "typescript": "^4.9.4"
   },
   "dependencies": {
     "@luos-io/sdk-ts": "^0.0.1",
diff --git a/yarn.lock b/yarn.lock
index 1f48b37..21ba027 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -232,7 +232,7 @@ buffer@^5.5.0:
     base64-js "^1.3.1"
     ieee754 "^1.1.13"
 
-chalk@^4.1.0, chalk@^4.1.2:
+chalk@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.2.tgz#aac4e2b7734a740867aeb16bf02aad556a1e7a01"
   integrity sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==
@@ -849,22 +849,22 @@ semver@^5.4.1:
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
 
-serialport@^9.2.0:
-  version "9.2.0"
-  resolved "https://registry.yarnpkg.com/serialport/-/serialport-9.2.0.tgz#17a8364979f3c06a54a7bf4e8cbb8ebc91e54511"
-  integrity sha512-C6AQ4jD4mre3tn3QA+atn++mEZDh4r40CIeh1sKhskKE+Q4eiIr/nzVMOiPxHb8gskrSNxujH+Br49tl3i9s9g==
-  dependencies:
-    "@serialport/binding-mock" "9.0.7"
-    "@serialport/bindings" "^9.2.0"
-    "@serialport/parser-byte-length" "9.0.7"
-    "@serialport/parser-cctalk" "9.0.7"
-    "@serialport/parser-delimiter" "9.0.7"
-    "@serialport/parser-inter-byte-timeout" "9.0.7"
-    "@serialport/parser-readline" "9.0.7"
-    "@serialport/parser-ready" "9.0.7"
-    "@serialport/parser-regex" "9.0.7"
-    "@serialport/stream" "9.0.7"
-    debug "^4.3.1"
+serialport@^9.2.8:
+  version "9.2.8"
+  resolved "https://registry.yarnpkg.com/serialport/-/serialport-9.2.8.tgz#abf9f59ac50ac3d130f6a10de141765a9d86da73"
+  integrity sha512-FsWpMQgSJxi93JgWl5xM1f9/Z8IjRJuaUEoHqLf8FPBLw7gMhInuHOBhI2onQufWIYPGTz3H3oGcu1nCaK1EfA==
+  dependencies:
+    "@serialport/binding-mock" "9.2.4"
+    "@serialport/bindings" "9.2.8"
+    "@serialport/parser-byte-length" "9.2.4"
+    "@serialport/parser-cctalk" "9.2.4"
+    "@serialport/parser-delimiter" "9.2.4"
+    "@serialport/parser-inter-byte-timeout" "9.2.4"
+    "@serialport/parser-readline" "9.2.4"
+    "@serialport/parser-ready" "9.2.4"
+    "@serialport/parser-regex" "9.2.4"
+    "@serialport/stream" "9.2.4"
+    debug "^4.3.2"
 
 set-blocking@~2.0.0:
   version "2.0.0"
@@ -1000,10 +1000,10 @@ tunnel-agent@^0.6.0:
   dependencies:
     safe-buffer "^5.0.1"
 
-typescript@^4.3.5:
-  version "4.3.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.5.tgz#4d1c37cc16e893973c45a06886b7113234f119f4"
-  integrity sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==
+typescript@^4.9.4:
+  version "4.9.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.4.tgz#a2a3d2756c079abda241d75f149df9d561091e78"
+  integrity sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==
 
 util-deprecate@^1.0.1, util-deprecate@~1.0.1:
   version "1.0.2"