diff --git a/package-lock.json b/package-lock.json
index fbe2e1b..ea948e9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,8 +15,8 @@
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@@ -26,6 +26,11 @@
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-            "integrity": "sha1-3TeelPDbgxCwgpH51kwyCXZmF/0="
+            "resolved": "https://registry.npmjs.org/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz",
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-            "integrity": "sha1-MasayLEpNjRj41s+u2n038+6eUc="
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-            "integrity": "sha1-c5JncZI7Whl0etZmqlzUv5xunOg="
+            "version": "0.1.4",
+            "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz",
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-            "integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY="
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
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@@ -75,18 +75,10 @@
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-            "integrity": "sha1-1oDu7yX4zZGtUz9bAe7UjmTK9oM="
+            "resolved": "https://registry.npmjs.org/blob/-/blob-0.0.5.tgz",
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@@ -105,16 +97,25 @@
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@@ -145,18 +146,58 @@
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-            "integrity": "sha1-AMYIq33Nk4l8AAllGx06jh5zu9E="
+            "resolved": "https://registry.npmjs.org/component-bind/-/component-bind-1.0.0.tgz",
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-            "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
+            "version": "1.3.0",
+            "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
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-            "integrity": "sha1-ZF/ErfWLcrZJ1crmUTVhnbJv8UM="
+            "resolved": "https://registry.npmjs.org/component-inherit/-/component-inherit-0.0.3.tgz",
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+            "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz",
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@@ -181,6 +222,11 @@
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+            "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
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@@ -199,6 +245,15 @@
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+        "dicer": {
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+            "resolved": "https://registry.npmjs.org/dicer/-/dicer-0.2.5.tgz",
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@@ -215,55 +270,60 @@
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@@ -271,13 +331,13 @@
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@@ -360,16 +420,16 @@
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+            "resolved": "https://registry.npmjs.org/has-binary2/-/has-binary2-1.0.3.tgz",
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-            "integrity": "sha1-XkdHk/fqmEPRu5nCPu9J/xJv/zk="
+            "resolved": "https://registry.npmjs.org/has-cors/-/has-cors-1.1.0.tgz",
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@@ -398,8 +458,8 @@
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-            "integrity": "sha1-gtwzbSMrkGIXnQWrMpOmYFn9Q10="
+            "resolved": "https://registry.npmjs.org/indexof/-/indexof-0.0.1.tgz",
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@@ -413,8 +473,8 @@
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+            "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
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@@ -454,6 +514,19 @@
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-            "integrity": "sha1-8MaapQ78lbhmwYb0AKM3acsvEpE="
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@@ -518,20 +606,14 @@
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@@ -543,6 +625,11 @@
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             "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w="
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@@ -573,6 +660,24 @@
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+            "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
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@@ -627,86 +732,103 @@
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-            "integrity": "sha1-KoBeihTWNyEk3ZFZrUUC+MsH8Gs="
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-            "integrity": "sha1-K1KpalCf3zFEC6QP7WCUx9TxJi8=",
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+            "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-3.4.2.tgz",
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-                "debug": "~3.1.0",
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-                    "resolved": "http://registry.npmjs.lianjia.com:7001/debug/download/debug-3.1.0.tgz",
-                    "integrity": "sha1-W7WgZyYotkFJVmuhaBnmFRjGcmE=",
+                    "version": "4.1.1",
+                    "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
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-                        "ms": "2.0.0"
+                        "ms": "^2.1.1"
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+                "ms": {
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+                    "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
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@@ -715,6 +837,16 @@
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             "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
         },
+        "streamsearch": {
+            "version": "0.1.2",
+            "resolved": "https://registry.npmjs.org/streamsearch/-/streamsearch-0.1.2.tgz",
+            "integrity": "sha512-jos8u++JKm0ARcSUTAZXOVC0mSox7Bhn6sBgty73P1f3JGf7yG2clTbBNHUdde/kdvP2FESam+vM6l8jBrNxHA=="
+        },
+        "string_decoder": {
+            "version": "0.10.31",
+            "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+            "integrity": "sha512-ev2QzSzWPYmy9GuqfIVildA4OdcGLeFZQrq5ys6RtiuF+RQQiZWr8TZNyAcuVXyQRYfEO+MsoB/1BuQVhOJuoQ=="
+        },
         "supports-color": {
             "version": "5.5.0",
             "resolved": "http://registry.npmjs.lianjia.com:7001/supports-color/download/supports-color-5.5.0.tgz",
@@ -725,8 +857,8 @@
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             "version": "0.1.4",
-            "resolved": "http://registry.npmjs.lianjia.com:7001/to-array/download/to-array-0.1.4.tgz",
-            "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA="
+            "resolved": "https://registry.npmjs.org/to-array/-/to-array-0.1.4.tgz",
+            "integrity": "sha512-LhVdShQD/4Mk4zXNroIQZJC+Ap3zgLcDuwEdcmLv9CCO73NWockQDwyUnW/m8VX/EElfL6FcYx7EeutN4HJA6A=="
         },
         "toidentifier": {
             "version": "1.0.0",
@@ -742,6 +874,11 @@
                 "mime-types": "~2.1.24"
             }
         },
+        "typedarray": {
+            "version": "0.0.6",
+            "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
+            "integrity": "sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA=="
+        },
         "unpipe": {
             "version": "1.0.0",
             "resolved": "http://registry.npmjs.lianjia.com:7001/unpipe/download/unpipe-1.0.0.tgz",
@@ -755,6 +892,11 @@
                 "os-homedir": "^1.0.0"
             }
         },
+        "util-deprecate": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+            "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
+        },
         "utils-merge": {
             "version": "1.0.1",
             "resolved": "http://registry.npmjs.lianjia.com:7001/utils-merge/download/utils-merge-1.0.1.tgz",
@@ -766,22 +908,24 @@
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-            "version": "6.1.4",
-            "resolved": "http://registry.npmjs.lianjia.com:7001/ws/download/ws-6.1.4.tgz",
-            "integrity": "sha1-W1yIAK+rkl6UzLKdFTyNAsF3bvk=",
-            "requires": {
-                "async-limiter": "~1.0.0"
-            }
+            "version": "7.4.6",
+            "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+            "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
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-            "version": "1.5.5",
-            "resolved": "http://registry.npmjs.lianjia.com:7001/xmlhttprequest-ssl/download/xmlhttprequest-ssl-1.5.5.tgz",
-            "integrity": "sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4="
+            "version": "1.6.3",
+            "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.6.3.tgz",
+            "integrity": "sha512-3XfeQE/wNkvrIktn2Kf0869fC0BN6UpydVasGIeSm2B1Llihf7/0UfZM+eCkOw3P7bP4+qPgqhm7ZoxuJtFU0Q=="
+        },
+        "xtend": {
+            "version": "4.0.2",
+            "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+            "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
         },
         "yeast": {
             "version": "0.1.2",
-            "resolved": "http://registry.npmjs.lianjia.com:7001/yeast/download/yeast-0.1.2.tgz",
-            "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk="
+            "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
+            "integrity": "sha512-8HFIh676uyGYP6wP13R/j6OJ/1HwJ46snpvzE7aHAN3Ryqh2yX6Xox2B4CUmTwwOIzlG3Bs7ocsP5dZH/R1Qbg=="
         }
     }
 }
diff --git a/package.json b/package.json
index bad7cc7..58598cd 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "morgan": "1.9.1",
     "multer": "^1.4.2",
     "node-pty": "^0.9.0",
-    "socket.io": "2.2.0",
+    "socket.io": "2.5.0",
     "user-home": "2.0.0"
   }
 }