diff --git a/package-lock.json b/package-lock.json
index d4fc50f18..0e59dd9d4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -86,6 +86,16 @@
         "qs": "6.5.1",
         "raw-body": "2.3.2",
         "type-is": "1.6.16"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
       }
     },
     "brace-expansion": {
@@ -259,9 +269,9 @@
       "integrity": "sha1-sNBClG2ylTu50pKQCmy19tASIDE="
     },
     "debug": {
-      "version": "2.6.9",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+      "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
       "requires": {
         "ms": "2.0.0"
       }
@@ -354,6 +364,16 @@
         "type-is": "1.6.16",
         "utils-merge": "1.0.1",
         "vary": "1.1.2"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
       }
     },
     "extend": {
@@ -374,6 +394,16 @@
         "parseurl": "1.3.2",
         "statuses": "1.4.0",
         "unpipe": "1.0.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
       }
     },
     "form-data": {
@@ -664,6 +694,16 @@
         "depd": "1.1.2",
         "on-finished": "2.3.0",
         "on-headers": "1.0.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
       }
     },
     "ms": {
@@ -4700,6 +4740,16 @@
         "on-finished": "2.3.0",
         "range-parser": "1.2.0",
         "statuses": "1.4.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
       }
     },
     "serve-static": {
diff --git a/package.json b/package.json
index c74a7cc1a..847e91d6e 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   },
   "dependencies": {
     "cookie-parser": "~1.4.3",
-    "debug": "~2.6.9",
+    "debug": "~3.1.0",
     "express": "~4.16.0",
     "http-errors": "~1.6.2",
     "jade": "~1.11.0",