diff --git a/package-lock.json b/package-lock.json
index 29084fcb..b46c0c87 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1422,9 +1422,9 @@
       "dev": true
     },
     "commander": {
-      "version": "2.15.1",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
-      "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag=="
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-6.0.0.tgz",
+      "integrity": "sha512-s7EA+hDtTYNhuXkTlhqew4txMZVdszBmKWSPEMxGr8ru8JXR7bLUFIAtPhcSuFdJQ0ILMxnJi8GkQL0yvDy/YA=="
     },
     "compare-func": {
       "version": "1.3.2",
@@ -5904,6 +5904,12 @@
             "js-tokens": "^4.0.0"
           }
         },
+        "commander": {
+          "version": "2.20.3",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+          "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+          "dev": true
+        },
         "diff": {
           "version": "4.0.2",
           "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz",
diff --git a/package.json b/package.json
index 3e5f6596..ab6c5a2e 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "chai": "^4.0.1",
     "chai-as-promised": "^7.0.0",
     "chalk": "^2.2.0",
-    "commander": "^2.9.0",
+    "commander": "^6.0.0",
     "fast-json-patch": "^2.0.2",
     "glob": "^7.1.1",
     "iterare": "^1.1.2",