diff --git a/package-lock.json b/package-lock.json
index f060ba5..453e428 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "js44d",
-  "version": "1.2.56",
+  "version": "1.2.57",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "js44d",
-      "version": "1.2.56",
+      "version": "1.2.57",
       "license": "MIT",
       "devDependencies": {
         "@angular-devkit/build-angular": "^12.1.4",
@@ -34,7 +34,7 @@
         "karma-jasmine-html-reporter": "^1.7.0",
         "ng-packagr": "^12.1.2",
         "protractor": "~7.0.0",
-        "rxjs": "^6.5.3",
+        "rxjs": "^6.6.7",
         "ts-node": "^10.1.0",
         "tslib": "^2.3.0",
         "tslint": "~6.1.3",
@@ -3115,9 +3115,9 @@
       "dev": true
     },
     "node_modules/async": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-      "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "dev": true,
       "dependencies": {
         "lodash": "^4.17.14"
@@ -19964,9 +19964,9 @@
       "dev": true
     },
     "async": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-      "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "dev": true,
       "requires": {
         "lodash": "^4.17.14"