diff --git a/package-lock.json b/package-lock.json
index ca80455..e02e307 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,12 +11,32 @@
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@@ -3637,9 +3667,9 @@
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-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
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@@ -4037,7 +4077,7 @@
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@@ -4384,17 +4436,17 @@
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@@ -4425,14 +4477,14 @@
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@@ -5161,9 +5216,9 @@
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@@ -5874,7 +5939,13 @@
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@@ -5892,34 +5963,41 @@
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-        "statuses": "1.3.1"
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@@ -5929,9 +6007,9 @@
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@@ -6058,9 +6136,9 @@
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-      "integrity": "sha1-+vUbnrdKrvOzrPStX2Gr8ky3uT4="
+      "version": "1.5.0",
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@@ -6071,15 +6149,6 @@
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@@ -6090,6 +6159,15 @@
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@@ -6189,6 +6267,11 @@
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+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
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@@ -6220,12 +6303,27 @@
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-      "integrity": "sha1-yrEPtJCeRByChC6v4a1kbIGARBA=",
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+      },
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+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
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+        },
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@@ -6257,7 +6355,7 @@
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-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ=="
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@@ -6306,7 +6404,7 @@
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@@ -6331,7 +6429,7 @@
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-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
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diff --git a/package.json b/package.json
index c3ea8ef..48ddded 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
   "author": "Norbert Nemeth",
   "license": "ISC",
   "dependencies": {
-    "express": "^4.16.2",
+    "express": "^4.17.3",
     "socket.io": "^2.0.4",
     "uuid": "^3.1.0"
   },