diff --git a/package-lock.json b/package-lock.json
index 051060c4..1c12544e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
         "@serialport/binding-mock": "10.2.2",
         "@types/chai": "4.3.6",
         "@types/chai-subset": "1.3.3",
-        "@types/debug": "4.1.8",
+        "@types/debug": "4.1.9",
         "@types/mocha": "10.0.1",
         "@types/node": "18.17.17",
         "@typescript-eslint/eslint-plugin": "6.7.2",
@@ -1943,9 +1943,9 @@
       }
     },
     "node_modules/@types/debug": {
-      "version": "4.1.8",
-      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.8.tgz",
-      "integrity": "sha512-/vPO1EPOs306Cvhwv7KfVfYvOJqA/S/AXjaHQiJboCZzcNDb+TIJFN9/2C9DZ//ijSKWioNyUxD792QmDJ+HKQ==",
+      "version": "4.1.9",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.9.tgz",
+      "integrity": "sha512-8Hz50m2eoS56ldRlepxSBa6PWEVCtzUo/92HgLc2qTMnotJNIm7xP+UZhyWoYsyOdd5dxZ+NZLb24rsKyFs2ow==",
       "dev": true,
       "dependencies": {
         "@types/ms": "*"
@@ -16333,9 +16333,9 @@
       }
     },
     "@types/debug": {
-      "version": "4.1.8",
-      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.8.tgz",
-      "integrity": "sha512-/vPO1EPOs306Cvhwv7KfVfYvOJqA/S/AXjaHQiJboCZzcNDb+TIJFN9/2C9DZ//ijSKWioNyUxD792QmDJ+HKQ==",
+      "version": "4.1.9",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.9.tgz",
+      "integrity": "sha512-8Hz50m2eoS56ldRlepxSBa6PWEVCtzUo/92HgLc2qTMnotJNIm7xP+UZhyWoYsyOdd5dxZ+NZLb24rsKyFs2ow==",
       "dev": true,
       "requires": {
         "@types/ms": "*"
diff --git a/package.json b/package.json
index 1eff1a3f..e586ceb4 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "@serialport/binding-mock": "10.2.2",
     "@types/chai": "4.3.6",
     "@types/chai-subset": "1.3.3",
-    "@types/debug": "4.1.8",
+    "@types/debug": "4.1.9",
     "@types/mocha": "10.0.1",
     "@types/node": "18.17.17",
     "@typescript-eslint/eslint-plugin": "6.7.2",