diff --git a/package-lock.json b/package-lock.json
index c312d34..0f810d7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,101 +1,119 @@
 {
   "name": "gitbucket-registry",
   "version": "1.0.0",
-  "lockfileVersion": 1,
+  "lockfileVersion": 3,
   "requires": true,
-  "dependencies": {
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-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
-      "requires": {
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-      },
+  "packages": {
+    "": {
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+      "license": "Apache-2.0",
       "dependencies": {
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-          "version": "0.0.8",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0="
-        }
+        "mkdirp": "0.5.6",
+        "node-yaml": "3.0.3"
+      }
+    },
+    "node_modules/minimist": {
+      "version": "1.2.8",
+      "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+      "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
+    "node_modules/mkdirp": {
+      "version": "0.5.6",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+      "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
+      "license": "MIT",
+      "dependencies": {
+        "minimist": "^1.2.6"
+      },
+      "bin": {
+        "mkdirp": "bin/cmd.js"
       }
     },
-    "node-yaml": {
+    "node_modules/node-yaml": {
       "version": "3.0.3",
       "resolved": "http://registry.npmjs.org/node-yaml/-/node-yaml-3.0.3.tgz",
       "integrity": "sha1-vlOevp1Nuz+7hpfNzYcwOtf9aT0=",
-      "requires": {
+      "dependencies": {
         "co": "4.6.0",
         "co-fs": "1.2.0",
         "js-yaml": "3.6.1"
+      }
+    },
+    "node_modules/node-yaml/node_modules/co": {
+      "version": "4.6.0",
+      "resolved": "http://registry.npmjs.org/co/-/co-4.6.0.tgz",
+      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
+      "engines": {
+        "iojs": ">= 1.0.0",
+        "node": ">= 0.12.0"
+      }
+    },
+    "node_modules/node-yaml/node_modules/co-fs": {
+      "version": "1.2.0",
+      "resolved": "http://registry.npmjs.org/co-fs/-/co-fs-1.2.0.tgz",
+      "integrity": "sha1-pt8EXOWMBO7UVYb/Q4UDKBOrpk4=",
+      "dependencies": {
+        "co-from-stream": "0.0.0",
+        "thunkify": "0.0.1"
+      }
+    },
+    "node_modules/node-yaml/node_modules/co-fs/node_modules/co-from-stream": {
+      "version": "0.0.0",
+      "resolved": "http://registry.npmjs.org/co-from-stream/-/co-from-stream-0.0.0.tgz",
+      "integrity": "sha1-GlzYztdyY5RglPo58kmaYyl7yvk=",
+      "dependencies": {
+        "co-read": "0.0.1"
+      }
+    },
+    "node_modules/node-yaml/node_modules/co-fs/node_modules/co-from-stream/node_modules/co-read": {
+      "version": "0.0.1",
+      "resolved": "http://registry.npmjs.org/co-read/-/co-read-0.0.1.tgz",
+      "integrity": "sha1-+Bs+uKhmdf7FHj2IOn9WToc8k4k="
+    },
+    "node_modules/node-yaml/node_modules/co-fs/node_modules/thunkify": {
+      "version": "0.0.1",
+      "resolved": "http://registry.npmjs.org/thunkify/-/thunkify-0.0.1.tgz",
+      "integrity": "sha1-vV02sQabQHjl3LrI+rRTWb6mGD0="
+    },
+    "node_modules/node-yaml/node_modules/js-yaml": {
+      "version": "3.6.1",
+      "resolved": "http://registry.npmjs.org/js-yaml/-/js-yaml-3.6.1.tgz",
+      "integrity": "sha1-bl/mfYsgXOTSL60Ft3geja3MSzA=",
+      "dependencies": {
+        "argparse": "^1.0.7",
+        "esprima": "^2.6.0"
       },
+      "bin": {
+        "js-yaml": "bin/js-yaml.js"
+      }
+    },
+    "node_modules/node-yaml/node_modules/js-yaml/node_modules/argparse": {
+      "version": "1.0.9",
+      "resolved": "http://registry.npmjs.org/argparse/-/argparse-1.0.9.tgz",
+      "integrity": "sha1-c9g7wmP4bpf4zE9rrhsOkKfSLIY=",
       "dependencies": {
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-          "resolved": "http://registry.npmjs.org/co/-/co-4.6.0.tgz",
-          "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ="
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-          "resolved": "http://registry.npmjs.org/co-fs/-/co-fs-1.2.0.tgz",
-          "integrity": "sha1-pt8EXOWMBO7UVYb/Q4UDKBOrpk4=",
-          "requires": {
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-              "integrity": "sha1-vV02sQabQHjl3LrI+rRTWb6mGD0="
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-        "js-yaml": {
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-          "resolved": "http://registry.npmjs.org/js-yaml/-/js-yaml-3.6.1.tgz",
-          "integrity": "sha1-bl/mfYsgXOTSL60Ft3geja3MSzA=",
-          "requires": {
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-              "integrity": "sha1-c9g7wmP4bpf4zE9rrhsOkKfSLIY=",
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-                  "resolved": "http://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-                  "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
-                }
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-            },
-            "esprima": {
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-              "resolved": "http://registry.npmjs.org/esprima/-/esprima-2.7.3.tgz",
-              "integrity": "sha1-luO3DVd59q1JzQMmc9HDEnZ7pYE="
-            }
-          }
-        }
+        "sprintf-js": "~1.0.2"
+      }
+    },
+    "node_modules/node-yaml/node_modules/js-yaml/node_modules/argparse/node_modules/sprintf-js": {
+      "version": "1.0.3",
+      "resolved": "http://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
+      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
+    },
+    "node_modules/node-yaml/node_modules/js-yaml/node_modules/esprima": {
+      "version": "2.7.3",
+      "resolved": "http://registry.npmjs.org/esprima/-/esprima-2.7.3.tgz",
+      "integrity": "sha1-luO3DVd59q1JzQMmc9HDEnZ7pYE=",
+      "bin": {
+        "esparse": "bin/esparse.js",
+        "esvalidate": "bin/esvalidate.js"
+      },
+      "engines": {
+        "node": ">=0.10.0"
       }
     }
   }
diff --git a/package.json b/package.json
index 602f4f3..c8bf133 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "author": "Matthieu Brouillard (http://blog.matthieu.brouillard.fr)",
   "license": "Apache-2.0",
   "dependencies": {
-    "mkdirp": "0.5.1",
+    "mkdirp": "0.5.6",
     "node-yaml": "3.0.3"
   }
 }