diff --git a/package-lock.json b/package-lock.json
index 810213c..a8adbfa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "nmscd.meetup",
-  "version": "0.0.15",
+  "version": "0.0.17",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "nmscd.meetup",
-      "version": "0.0.15",
+      "version": "0.0.17",
       "license": "ISC",
       "devDependencies": {
         "@fullhuman/postcss-purgecss": "^5.0.0",
@@ -1090,9 +1090,9 @@
       }
     },
     "node_modules/immutable": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.0.tgz",
-      "integrity": "sha512-0AOCmOip+xgJwEVTQj1EfiDDOkPmuyllDuTuEX+DDXUgapLAsBIfkg3sxCYyCEA8mQqZrrxPUGjcOQ2JS3WLkg==",
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.9.tgz",
+      "integrity": "sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ==",
       "dev": true
     },
     "node_modules/inflight": {
@@ -3690,9 +3690,9 @@
       }
     },
     "immutable": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.0.tgz",
-      "integrity": "sha512-0AOCmOip+xgJwEVTQj1EfiDDOkPmuyllDuTuEX+DDXUgapLAsBIfkg3sxCYyCEA8mQqZrrxPUGjcOQ2JS3WLkg==",
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.9.tgz",
+      "integrity": "sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ==",
       "dev": true
     },
     "inflight": {