diff --git a/Viewer_1-master/http-server-master/package-lock.json b/Viewer_1-master/http-server-master/package-lock.json
index 0a7478e..4ccf790 100644
--- a/Viewer_1-master/http-server-master/package-lock.json
+++ b/Viewer_1-master/http-server-master/package-lock.json
@@ -370,6 +370,11 @@
         "supports-color": "^2.0.0"
       }
     },
+    "charset": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/charset/-/charset-1.0.1.tgz",
+      "integrity": "sha512-6dVyOOYjpfFcL1Y4qChrAoQLRHvj2ziyhcm0QJlhOcAhykL/k1kTUPbeo+87MNRTRdk2OIIsIXbuF3x2wi5EXg=="
+    },
     "cli": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/cli/-/cli-1.0.1.tgz",
@@ -823,16 +828,23 @@
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     "ecstatic": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/ecstatic/-/ecstatic-3.2.1.tgz",
-      "integrity": "sha512-BAdHx9LOCG1fwxY8MIydUBskl8UUQrYeC3WE14FA1DPlBzqoG1aOgEkypcSpmiiel8RAj8gW1s40RrclfrpGUg==",
+      "version": "4.1.4",
+      "resolved": "https://registry.npmjs.org/ecstatic/-/ecstatic-4.1.4.tgz",
+      "integrity": "sha512-8E4ZLK4uRuB9pwywGpy/B9vcz4gCp6IY7u4cMbeCINr/fjb1v+0wf0Ae2XlfSnG8xZYnE4uaJBjFkYI0bqcIdw==",
       "requires": {
+        "charset": "^1.0.1",
         "he": "^1.1.1",
-        "mime": "^1.6.0",
+        "mime": "^2.4.1",
         "minimist": "^1.1.0",
-        "url-join": "^2.0.5"
+        "on-finished": "^2.3.0",
+        "url-join": "^4.0.0"
       }
     },
+    "ee-first": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
+      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
+    },
     "enabled": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/enabled/-/enabled-1.0.2.tgz",
@@ -1127,9 +1139,9 @@
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     "he": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/he/-/he-1.1.1.tgz",
-      "integrity": "sha1-k0EP0hsAlzUVH4howvJx80J+I/0="
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/he/-/he-1.2.0.tgz",
+      "integrity": "sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw=="
     },
     "hoek": {
       "version": "0.9.1",
@@ -1529,9 +1541,9 @@
       "dev": true
     },
     "mime": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/mime/-/mime-1.6.0.tgz",
-      "integrity": "sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg=="
+      "version": "2.4.6",
+      "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.6.tgz",
+      "integrity": "sha512-RZKhC3EmpBchfTGBVb8fb+RL2cWyw/32lshnsETttkBAyAUXSGHxbEJWWRXc751DrIxG1q04b8QwMbAwkRPpUA=="
     },
     "mime-types": {
       "version": "1.0.2",
@@ -1650,6 +1662,14 @@
       "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
       "dev": true
     },
+    "on-finished": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz",
+      "integrity": "sha1-IPEzZIGwg811M3mSoWlxqi2QaUc=",
+      "requires": {
+        "ee-first": "1.1.1"
+      }
+    },
     "once": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@@ -2211,9 +2231,9 @@
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     },
     "url-join": {
-      "version": "2.0.5",
-      "resolved": "https://registry.npmjs.org/url-join/-/url-join-2.0.5.tgz",
-      "integrity": "sha1-WvIvGMBSoACkjXuCxenC4v7tpyg="
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/url-join/-/url-join-4.0.1.tgz",
+      "integrity": "sha512-jk1+QP6ZJqyOiuEI9AEWQfju/nB2Pw466kbA0LEZljHwKeMgd9WrAEgEGxjPDD2+TNbbb37rTyhEfrCXfuKXnA=="
     },
     "user-home": {
       "version": "1.1.1",
diff --git a/Viewer_1-master/http-server-master/package.json b/Viewer_1-master/http-server-master/package.json
index bd608df..db2e24c 100644
--- a/Viewer_1-master/http-server-master/package.json
+++ b/Viewer_1-master/http-server-master/package.json
@@ -68,7 +68,7 @@
   "dependencies": {
     "colors": "1.0.3",
     "corser": "~2.0.0",
-    "ecstatic": "^3.0.0",
+    "ecstatic": "^4.1.4",
     "http-proxy": "^1.8.1",
     "opener": "~1.4.0",
     "optimist": "0.6.x",