diff --git a/package-lock.json b/package-lock.json
index 64629a4..f7e3d49 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
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@@ -74,14 +77,14 @@
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@@ -94,12 +97,12 @@
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@@ -112,12 +115,12 @@
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@@ -131,12 +134,12 @@
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@@ -147,65 +150,65 @@
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@@ -218,28 +221,29 @@
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@@ -247,9 +251,9 @@
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@@ -269,40 +273,40 @@
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@@ -319,9 +323,9 @@
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@@ -377,18 +381,18 @@
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-        "ipaddr.js": "1.8.0"
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@@ -396,18 +400,18 @@
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-      "integrity": "sha1-9JvmtIeJTdxA3MlKMi9hEJLgDV4="
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@@ -433,9 +437,9 @@
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@@ -443,9 +447,9 @@
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@@ -454,53 +458,65 @@
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-        "mime": "1.4.1",
-        "ms": "2.0.0",
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-        "statuses": "~1.4.0"
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-        "parseurl": "~1.3.2",
-        "send": "0.16.2"
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+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
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-      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.16.tgz",
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       "requires": {
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-        "mime-types": "~2.1.18"
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       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ=="
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@@ -514,12 +530,12 @@
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-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
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       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
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diff --git a/package.json b/package.json
index 45a2274..0236736 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
 	"main": "app.js",
 	"dependencies": {
 		"eventsource": "^1.0.7",
-		"express": "^4.16.4",
+		"express": "^4.17.3",
 		"geolib": "^2.0.24",
 		"ggencoder": "^1.0.2",
 		"ip": "^1.1.5",