diff --git a/package-lock.json b/package-lock.json
index af6d749..c484882 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,22 +1,146 @@
 {
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@@ -53,17 +177,20 @@
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+          "resolved": "https://registry.npmjs.org/cliui/-/cliui-2.1.0.tgz",
+          "integrity": "sha1-S0dXYP+AJkx2LDoXGQMukcf+oNE=",
+          "requires": {
+            "center-align": "^0.1.1",
+            "right-align": "^0.1.1",
+            "wordwrap": "0.0.2"
+          }
+        },
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+          "version": "0.1.0",
+          "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz",
+          "integrity": "sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0="
+        },
+        "wordwrap": {
+          "version": "0.0.2",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
+          "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8="
+        },
+        "yargs": {
+          "version": "3.10.0",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
+          "integrity": "sha1-9+572FfdfB0tOMDnTvvWgdFDH9E=",
+          "requires": {
+            "camelcase": "^1.0.2",
+            "cliui": "^2.1.0",
+            "decamelize": "^1.0.0",
+            "window-size": "0.1.0"
+          }
+        }
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     },
     "uglify-to-browserify": {
@@ -2678,25 +4422,117 @@
       "integrity": "sha1-bgkk1r2mta/jSeOabWMoUKD4grc="
     },
     "underscore": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.7.0.tgz",
-      "integrity": "sha1-a7rwh3UA02vjTsqlhODbn+8DUgk="
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.9.1.tgz",
+      "integrity": "sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg=="
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     "underscore.string": {
-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-2.3.3.tgz",
-      "integrity": "sha1-ccCL9rQosRM/N+ePo6Icgvcymw0="
+      "version": "3.3.5",
+      "resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.5.tgz",
+      "integrity": "sha512-g+dpmgn+XBneLmXXo+sGlW5xQEt4ErkS3mgeN2GFbremYeMBSJKr9Wf2KJplQVaiPY/f7FN6atosWYNm9ovrYg==",
+      "requires": {
+        "sprintf-js": "^1.0.3",
+        "util-deprecate": "^1.0.2"
+      }
+    },
+    "union-value": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.0.tgz",
+      "integrity": "sha1-XHHDTLW61dzr4+oM0IIHulqhrqQ=",
+      "requires": {
+        "arr-union": "^3.1.0",
+        "get-value": "^2.0.6",
+        "is-extendable": "^0.1.1",
+        "set-value": "^0.4.3"
+      },
+      "dependencies": {
+        "extend-shallow": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
+          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
+          "requires": {
+            "is-extendable": "^0.1.0"
+          }
+        },
+        "set-value": {
+          "version": "0.4.3",
+          "resolved": "https://registry.npmjs.org/set-value/-/set-value-0.4.3.tgz",
+          "integrity": "sha1-fbCPnT0i3H945Trzw79GZuzfzPE=",
+          "requires": {
+            "extend-shallow": "^2.0.1",
+            "is-extendable": "^0.1.1",
+            "is-plain-object": "^2.0.1",
+            "to-object-path": "^0.3.0"
+          }
+        }
+      }
     },
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
       "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
     },
+    "unset-value": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
+      "integrity": "sha1-g3aHP30jNRef+x5vw6jtDfyKtVk=",
+      "requires": {
+        "has-value": "^0.3.1",
+        "isobject": "^3.0.0"
+      },
+      "dependencies": {
+        "has-value": {
+          "version": "0.3.1",
+          "resolved": "https://registry.npmjs.org/has-value/-/has-value-0.3.1.tgz",
+          "integrity": "sha1-ex9YutpiyoJ+wKIHgCVlSEWZXh8=",
+          "requires": {
+            "get-value": "^2.0.3",
+            "has-values": "^0.1.4",
+            "isobject": "^2.0.0"
+          },
+          "dependencies": {
+            "isobject": {
+              "version": "2.1.0",
+              "resolved": "https://registry.npmjs.org/isobject/-/isobject-2.1.0.tgz",
+              "integrity": "sha1-8GVWEJaj8dou9GJy+BXIQNh+DIk=",
+              "requires": {
+                "isarray": "1.0.0"
+              }
+            }
+          }
+        },
+        "has-values": {
+          "version": "0.1.4",
+          "resolved": "https://registry.npmjs.org/has-values/-/has-values-0.1.4.tgz",
+          "integrity": "sha1-bWHeldkd/Km5oCCJrThL/49it3E="
+        },
+        "isobject": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+        }
+      }
+    },
+    "upath": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/upath/-/upath-1.1.2.tgz",
+      "integrity": "sha512-kXpym8nmDmlCBr7nKdIx8P2jNBa+pBpIUFRnKJ4dr8htyYGJFokkr2ZvERRtUN+9SY+JqXouNgUPtv6JQva/2Q=="
+    },
     "upper-case": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/upper-case/-/upper-case-1.1.3.tgz",
       "integrity": "sha1-9rRQHC7EzdJrp4vnIilh3ndiFZg="
     },
+    "urix": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
+      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI="
+    },
+    "use": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
+      "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ=="
+    },
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -2717,26 +4553,26 @@
       "resolved": "https://registry.npmjs.org/warehouse/-/warehouse-2.2.0.tgz",
       "integrity": "sha1-XQnWSUKZK+Zn2PfIagnCuK6gQGI=",
       "requires": {
-        "JSONStream": "1.3.5",
-        "bluebird": "3.5.1",
-        "cuid": "1.3.8",
-        "graceful-fs": "4.1.11",
-        "is-plain-object": "2.0.4",
-        "lodash": "4.17.10"
+        "JSONStream": "^1.0.7",
+        "bluebird": "^3.2.2",
+        "cuid": "~1.3.8",
+        "graceful-fs": "^4.1.3",
+        "is-plain-object": "^2.0.1",
+        "lodash": "^4.2.1"
       }
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     "which": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/which/-/which-1.3.0.tgz",
-      "integrity": "sha512-xcJpopdamTuY5duC/KnTTNBraPK54YwpenP4lzxU8H91GudWpFv38u0CKjclE1Wi2EH2EDz5LRcHcKbCIzqGyg==",
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
+      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
     "window-size": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz",
-      "integrity": "sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0="
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.4.tgz",
+      "integrity": "sha1-+OGqHuWlPsW/FR/6CXQqatdpeHY="
     },
     "word-regex": {
       "version": "0.1.2",
@@ -2748,7 +4584,7 @@
       "resolved": "https://registry.npmjs.org/wordcount/-/wordcount-1.1.1.tgz",
       "integrity": "sha1-5y2ngzkE2HChVMnvR+1fPnmXz1c=",
       "requires": {
-        "match-words": "0.1.1"
+        "match-words": "^0.1.0"
       }
     },
     "wordwrap": {
@@ -2761,8 +4597,18 @@
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
+      },
+      "dependencies": {
+        "strip-ansi": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "requires": {
+            "ansi-regex": "^2.0.0"
+          }
+        }
       }
     },
     "wrappy": {
@@ -2781,23 +4627,17 @@
       "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
     },
     "yargs": {
-      "version": "3.5.4",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.5.4.tgz",
-      "integrity": "sha1-2K/49mXpTDS9JZvevRv68N3TU2E=",
-      "dev": true,
+      "version": "3.32.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
+      "integrity": "sha1-AwiOnr+edWtpdRYR0qXvWRSCyZU=",
       "requires": {
-        "camelcase": "1.2.1",
-        "decamelize": "1.2.0",
-        "window-size": "0.1.0",
-        "wordwrap": "0.0.2"
-      },
-      "dependencies": {
-        "wordwrap": {
-          "version": "0.0.2",
-          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
-          "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8=",
-          "dev": true
-        }
+        "camelcase": "^2.0.1",
+        "cliui": "^3.0.3",
+        "decamelize": "^1.1.1",
+        "os-locale": "^1.4.0",
+        "string-width": "^1.0.1",
+        "window-size": "^0.1.4",
+        "y18n": "^3.2.0"
       }
     }
   }
diff --git a/package.json b/package.json
index 1b83117..d9a343d 100644
--- a/package.json
+++ b/package.json
@@ -12,11 +12,11 @@
   "dependencies": {
     "hexo": "^3.8.0",
     "hexo-generator-archive": "^0.1.4",
-    "hexo-generator-baidu-sitemap": "^0.1.2",
+    "hexo-generator-baidu-sitemap": "^0.1.6",
     "hexo-generator-category": "^0.1.3",
     "hexo-generator-feed": "^1.2.2",
     "hexo-generator-index": "^0.2.0",
-    "hexo-generator-json-content": "^3.0.1",
+    "hexo-generator-json-content": "^4.1.3",
     "hexo-generator-sitemap": "^1.2.0",
     "hexo-generator-tag": "^0.2.0",
     "hexo-renderer-ejs": "^0.3.0",
@@ -27,6 +27,6 @@
   },
   "devDependencies": {
     "hexo-cli": "^1.1.0",
-    "hexo-deployer-git": "^0.3.1"
+    "hexo-deployer-git": "^1.0.0"
   }
 }