diff --git a/package-lock.json b/package-lock.json
index 8d4d8a7..379b079 100644
--- a/package-lock.json
+++ b/package-lock.json
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-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
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-          "resolved": "http://registry.npmjs.org/socket.io-parser/-/socket.io-parser-3.2.0.tgz",
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@@ -8790,7 +8789,7 @@
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+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
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@@ -8914,7 +8913,7 @@
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-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
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-      "integrity": "sha1-jk0qJWwOIYXGsYrWlK7JaLg8sdE=",
+      "version": "2.2.2",
+      "resolved": "http://registry.npmjs.org/tar/-/tar-2.2.2.tgz",
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-        "fstream": "^1.0.2",
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@@ -9102,7 +9101,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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@@ -9261,21 +9260,13 @@
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+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
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-          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
-          "dev": true
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+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
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@@ -9545,9 +9536,9 @@
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+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.0.tgz",
+      "integrity": "sha512-B0yRTzYdUCCn9n+F4+Gh4yIDtMQcaJsmYBDsTSG8g/OejKBodLQ2IHfN3bM7jUsRXndopT7OIXWdYqc1fjmV6g==",
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diff --git a/package.json b/package.json
index d6f1cc2..5e0e7f3 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
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     "gulp-uglify": "^3.0.2",
-    "node-sass": "^4.11.0",
+    "node-sass": "^4.13.1",
     "pump": "^3.0.0"
   },
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