diff --git a/package-lock.json b/package-lock.json
index 136c3b7..0f0e38e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "GPLv2",
       "dependencies": {
         "asynchronous-emitter": "^0.1.0",
-        "debug": "^4.1.0",
+        "debug": "^4.3.5",
         "highwayhash": "^3.1.1"
       },
       "devDependencies": {
@@ -546,9 +546,10 @@
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-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
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+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
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+      "license": "MIT",
       "dependencies": {
         "ms": "2.1.2"
       },
@@ -1211,6 +1212,31 @@
         "url": "https://opencollective.com/mochajs"
       }
     },
+    "node_modules/mocha/node_modules/debug": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/mocha/node_modules/debug/node_modules/ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/mocha/node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -2337,9 +2363,9 @@
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     "debug": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
-      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
+      "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
       "requires": {
         "ms": "2.1.2"
       }
@@ -2813,6 +2839,23 @@
         "yargs-unparser": "2.0.0"
       },
       "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          },
+          "dependencies": {
+            "ms": {
+              "version": "2.1.2",
+              "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+              "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+              "dev": true
+            }
+          }
+        },
         "ms": {
           "version": "2.1.3",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
diff --git a/package.json b/package.json
index 12debb9..965da64 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
   },
   "dependencies": {
     "asynchronous-emitter": "^0.1.0",
-    "debug": "^4.1.0",
+    "debug": "^4.3.5",
     "highwayhash": "^3.1.1"
   },
   "homepage": "https://github.com/BetterCorp/node-netflowv9",