diff --git a/streaming-service-worker/package-lock.json b/streaming-service-worker/package-lock.json
index 9b11ea9a..3f5de829 100644
--- a/streaming-service-worker/package-lock.json
+++ b/streaming-service-worker/package-lock.json
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-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
+      "version": "0.5.4",
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-      "integrity": "sha1-t9ETrueo3Se9IRM8TcJSnfFyHu0="
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-      "integrity": "sha1-4b2Cxqq2ztlluXuIsX7T5SjKGMM="
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-      "integrity": "sha1-eePVhlU0aQn+bw9Fpd5oEDspTSA="
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-        "content-type": "1.0.2",
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@@ -529,14 +598,14 @@
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-      "integrity": "sha1-9HTKXmqSRtb9jglTz6m5yAWvp44="
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@@ -637,6 +709,7 @@
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@@ -644,6 +717,7 @@
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@@ -651,7 +725,8 @@
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@@ -831,7 +916,8 @@
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@@ -880,6 +967,7 @@
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@@ -887,7 +975,8 @@
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@@ -897,6 +986,7 @@
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@@ -908,7 +998,8 @@
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@@ -971,11 +1062,13 @@
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       "integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI="
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-    "string_decoder": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
-      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
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       "resolved": "https://registry.npmjs.org/string-length/-/string-length-1.0.1.tgz",
@@ -2495,6 +2650,14 @@
         "strip-ansi": "3.0.1"
       }
     },
+    "string_decoder": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
+      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
+    },
     "strip-ansi": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
@@ -2532,6 +2695,11 @@
       "resolved": "https://registry.npmjs.org/timed-out/-/timed-out-2.0.0.tgz",
       "integrity": "sha1-84sK6B03R9YoAB9B2vxlKs5nHAo="
     },
+    "toidentifier": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+      "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
+    },
     "touch": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/touch/-/touch-1.0.0.tgz",
@@ -2541,12 +2709,12 @@
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     "type-is": {
-      "version": "1.6.15",
-      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.15.tgz",
-      "integrity": "sha1-yrEPtJCeRByChC6v4a1kbIGARBA=",
+      "version": "1.6.18",
+      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
+      "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
       "requires": {
         "media-typer": "0.3.0",
-        "mime-types": "2.1.15"
+        "mime-types": "~2.1.24"
       }
     },
     "typedarray": {
@@ -2562,7 +2730,7 @@
     "unpipe": {
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       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ=="
     },
     "update-notifier": {
       "version": "0.5.0",
@@ -2584,9 +2752,9 @@
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
     "utils-merge": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.0.tgz",
-      "integrity": "sha1-ApT7kiu5N1FTVBxPcJYjHyh8ivg="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
+      "integrity": "sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA=="
     },
     "uuid": {
       "version": "2.0.3",
@@ -2594,9 +2762,9 @@
       "integrity": "sha1-Z+LoY3lyFVMN/zGOW/nc6/1Hsho="
     },
     "vary": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.1.tgz",
-      "integrity": "sha1-Z1Neu2lMHVIldFeYRmUyP1h+jTc="
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
     },
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diff --git a/streaming-service-worker/package.json b/streaming-service-worker/package.json
index 5dadbe07..2d7d6de9 100644
--- a/streaming-service-worker/package.json
+++ b/streaming-service-worker/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "del": "^3.0.0",
     "escape-string-regexp": "^1.0.5",
-    "express": "^4.15.3",
+    "express": "^4.17.3",
     "glob": "^7.1.2",
     "highlight.js": "^9.12.0",
     "marked": "^0.3.6",