diff --git a/package-lock.json b/package-lock.json
index 754960b9bc..9c083b10ba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38,7 +38,7 @@
         "nyc": "15.1.0",
         "prettier": "3.0.3",
         "sinon": "17.0.1",
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=16.0.0"
@@ -12182,9 +12182,10 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.2.2",
+      "version": "5.4.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.3.tgz",
+      "integrity": "sha512-KrPd3PKaCLr78MalgiwJnA25Nm8HAmdwN3mYUYZgG/wizIo9EainNVQI9/yDavtVFRN2h3k8uf3GLHuhDMgEHg==",
       "dev": true,
-      "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -12635,7 +12636,7 @@
         "serialport-list": "dist/index.js"
       },
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=16.0.0"
@@ -12649,7 +12650,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12663,7 +12664,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12677,7 +12678,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12691,7 +12692,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12705,7 +12706,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=8.6.0"
@@ -12719,7 +12720,7 @@
         "@serialport/parser-delimiter": "12.0.0"
       },
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12733,7 +12734,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12747,7 +12748,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12761,7 +12762,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12775,7 +12776,7 @@
       "version": "12.0.0",
       "license": "MIT",
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12796,7 +12797,7 @@
         "serialport-repl": "dist/index.js"
       },
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12825,7 +12826,7 @@
         "debug": "4.3.4"
       },
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=16.0.0"
@@ -12844,7 +12845,7 @@
       },
       "devDependencies": {
         "@serialport/binding-mock": "^10.2.2",
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -12867,7 +12868,7 @@
         "serialport-terminal": "dist/index.js"
       },
       "devDependencies": {
-        "typescript": "5.2.2"
+        "typescript": "5.4.3"
       },
       "engines": {
         "node": ">=16.0.0"
diff --git a/package.json b/package.json
index 6e96e8db04..77216f36ec 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "nyc": "15.1.0",
     "prettier": "3.0.3",
     "sinon": "17.0.1",
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   },
   "funding": "https://opencollective.com/serialport/donate",
   "changelog": {
diff --git a/packages/list/package.json b/packages/list/package.json
index 6f2e65757c..eab75ad852 100644
--- a/packages/list/package.json
+++ b/packages/list/package.json
@@ -26,6 +26,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-byte-length/package.json b/packages/parser-byte-length/package.json
index 38b679960e..e4e2068fec 100644
--- a/packages/parser-byte-length/package.json
+++ b/packages/parser-byte-length/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-cctalk/package.json b/packages/parser-cctalk/package.json
index d40c64ab9f..2129d3227c 100644
--- a/packages/parser-cctalk/package.json
+++ b/packages/parser-cctalk/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-delimiter/package.json b/packages/parser-delimiter/package.json
index 7f5bc957b1..1535d65ed9 100644
--- a/packages/parser-delimiter/package.json
+++ b/packages/parser-delimiter/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-inter-byte-timeout/package.json b/packages/parser-inter-byte-timeout/package.json
index 466ab2dfc7..e086e8407c 100644
--- a/packages/parser-inter-byte-timeout/package.json
+++ b/packages/parser-inter-byte-timeout/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-packet-length/package.json b/packages/parser-packet-length/package.json
index d68496d56b..10461b737c 100644
--- a/packages/parser-packet-length/package.json
+++ b/packages/parser-packet-length/package.json
@@ -18,6 +18,6 @@
     "url": "git://github.com/serialport/node-serialport.git"
   },
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-readline/package.json b/packages/parser-readline/package.json
index 5e98611f87..b95d406a2b 100644
--- a/packages/parser-readline/package.json
+++ b/packages/parser-readline/package.json
@@ -22,6 +22,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-ready/package.json b/packages/parser-ready/package.json
index ae01be34a1..3395b0dea0 100644
--- a/packages/parser-ready/package.json
+++ b/packages/parser-ready/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-regex/package.json b/packages/parser-regex/package.json
index 6a68e42153..f3b811b4f3 100644
--- a/packages/parser-regex/package.json
+++ b/packages/parser-regex/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-slip-encoder/package.json b/packages/parser-slip-encoder/package.json
index 30432c7770..0f4d218035 100644
--- a/packages/parser-slip-encoder/package.json
+++ b/packages/parser-slip-encoder/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/parser-spacepacket/package.json b/packages/parser-spacepacket/package.json
index 1f48f3a4ea..f1c6e21361 100644
--- a/packages/parser-spacepacket/package.json
+++ b/packages/parser-spacepacket/package.json
@@ -19,6 +19,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/repl/package.json b/packages/repl/package.json
index bf3346bfce..6f11945c87 100644
--- a/packages/repl/package.json
+++ b/packages/repl/package.json
@@ -26,6 +26,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/serialport/package.json b/packages/serialport/package.json
index 757f78f74c..3a7bcc10fe 100644
--- a/packages/serialport/package.json
+++ b/packages/serialport/package.json
@@ -72,6 +72,6 @@
   "funding": "https://opencollective.com/serialport/donate",
   "preferUnplugged": false,
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }
diff --git a/packages/stream/package.json b/packages/stream/package.json
index aa48f12af3..d155227e76 100644
--- a/packages/stream/package.json
+++ b/packages/stream/package.json
@@ -12,7 +12,7 @@
   },
   "devDependencies": {
     "@serialport/binding-mock": "^10.2.2",
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   },
   "engines": {
     "node": ">=12.0.0"
diff --git a/packages/terminal/package.json b/packages/terminal/package.json
index 8b039745f3..699eb19007 100644
--- a/packages/terminal/package.json
+++ b/packages/terminal/package.json
@@ -28,6 +28,6 @@
   },
   "funding": "https://opencollective.com/serialport/donate",
   "devDependencies": {
-    "typescript": "5.2.2"
+    "typescript": "5.4.3"
   }
 }