diff --git a/.travis.yml b/.travis.yml
index 286e162b..105e21ed 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,7 +11,7 @@ script:
 - npm test
 - VER_DEPL=$(npm show opentok-accelerator-core version);
 - VERSION=$(jq '.version' package.json | sed -e 's/^"//' -e 's/"$//');
-- if [[ "$TRAVIS_PULL_REQUEST" == "false" && "$TRAVIS_BRANCH" == "master" && "$VER_DEPL" != "$VERSION" ]]; then
+- if [[ "$TRAVIS_PULL_REQUEST" == "false" && "$TRAVIS_BRANCH" == "main" && "$VER_DEPL" != "$VERSION" ]]; then
     git commit -m "New build. Bump npm version." --allow-empty;
     git tag v$VERSION;
     git push --quiet https://$GITHUBKEY@github.com/opentok/accelerator-core-js v$VERSION;
@@ -21,7 +21,7 @@ deploy:
   email: vsolutions@tokbox.com
   api_key: $NPM_TOKEN
   on:
-    branch: master
+    branch: main
     condition: $VERSION != $VER_DEPL
   skip_cleanup: true
 notifications:
diff --git a/package-lock.json b/package-lock.json
index 23a378a2..ee860eb7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "opentok-accelerator-core",
-  "version": "2.0.17",
+  "version": "2.0.18",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1782,9 +1782,9 @@
       }
     },
     "cached-path-relative": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/cached-path-relative/-/cached-path-relative-1.0.2.tgz",
-      "integrity": "sha512-5r2GqsoEb4qMTTN9J+WzXfjov+hjxT+j3u5K+kIVNIwAd99DLCJE9pBIMP1qVeybV6JiijL385Oz0DcYxfbOIg==",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/cached-path-relative/-/cached-path-relative-1.1.0.tgz",
+      "integrity": "sha512-WF0LihfemtesFcJgO7xfOoOcnWzY/QHR4qeDqV44jPU3HTI54+LnfXK3SA27AVVGCdZFgjjFFaqUA9Jx7dMJZA==",
       "dev": true
     },
     "call-matcher": {
@@ -2304,12 +2304,6 @@
         "assert-plus": "^1.0.0"
       }
     },
-    "date-format": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/date-format/-/date-format-3.0.0.tgz",
-      "integrity": "sha512-eyTcpKOcamdhWJXj56DpQMo1ylSQpcGtGKXcU0Tb97+K56/CF5amAqqqNj0+KvA0iw2ynxtHWFsPDSClCxe48w==",
-      "dev": true
-    },
     "debug": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
@@ -3762,9 +3756,9 @@
       }
     },
     "hosted-git-info": {
-      "version": "2.8.8",
-      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.8.tgz",
-      "integrity": "sha512-f/wzC2QaWBs7t9IYqB4T3sR1xviIViXJRJTWBlx2Gf3g0Xi5vI7Yy4koXQ1c9OYDGHN9sBy1DQ2AB8fqZBWhUg==",
+      "version": "2.8.9",
+      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.9.tgz",
+      "integrity": "sha512-mxIDAb9Lsm6DoOJ7xH+5+X4y1LU/4Hi50L9C5sIswK3JzULS4bwk1FvjdBgvYR4bzT4tuUQiC15FE2f5HbLvYw==",
       "dev": true
     },
     "html-escaper": {
@@ -4827,9 +4821,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash.assign": {
@@ -4851,25 +4845,58 @@
       "dev": true
     },
     "log4js": {
-      "version": "6.3.0",
-      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.3.0.tgz",
-      "integrity": "sha512-Mc8jNuSFImQUIateBFwdOQcmC6Q5maU0VVvdC2R6XMb66/VnT+7WS4D/0EeNMZu1YODmJe5NIn2XftCzEocUgw==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/log4js/-/log4js-6.4.0.tgz",
+      "integrity": "sha512-ysc/XUecZJuN8NoKOssk3V0cQ29xY4fra6fnigZa5VwxFsCsvdqsdnEuAxNN89LlHpbE4KUD3zGcn+kFqonSVQ==",
       "dev": true,
       "requires": {
-        "date-format": "^3.0.0",
-        "debug": "^4.1.1",
-        "flatted": "^2.0.1",
-        "rfdc": "^1.1.4",
-        "streamroller": "^2.2.4"
+        "date-format": "^4.0.3",
+        "debug": "^4.3.3",
+        "flatted": "^3.2.4",
+        "rfdc": "^1.3.0",
+        "streamroller": "^3.0.2"
       },
       "dependencies": {
+        "date-format": {
+          "version": "4.0.3",
+          "resolved": "https://registry.npmjs.org/date-format/-/date-format-4.0.3.tgz",
+          "integrity": "sha512-7P3FyqDcfeznLZp2b+OMitV9Sz2lUnsT87WaTat9nVwqsBkTzPG3lPLNwW3en6F4pHUiWzr6vb8CLhjdK9bcxQ==",
+          "dev": true
+        },
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "dev": true,
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
+          }
+        },
+        "flatted": {
+          "version": "3.2.4",
+          "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.4.tgz",
+          "integrity": "sha512-8/sOawo8tJ4QOBX8YlQBMxL8+RLZfxMQOif9o0KUKTNTjMYElWPE0r/m5VNFxTRd0NSw8qSy8dajrwX4RYI1Hw==",
+          "dev": true
+        },
+        "fs-extra": {
+          "version": "10.0.0",
+          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-10.0.0.tgz",
+          "integrity": "sha512-C5owb14u9eJwizKGdchcDUQeFtlSHHthBk8pbX9Vc1PFZrLombudjDnNns88aYslCyF6IY5SUw3Roz6xShcEIQ==",
+          "dev": true,
+          "requires": {
+            "graceful-fs": "^4.2.0",
+            "jsonfile": "^6.0.1",
+            "universalify": "^2.0.0"
+          }
+        },
+        "jsonfile": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-6.1.0.tgz",
+          "integrity": "sha512-5dgndWOriYSm5cnYaJNhalLNDKOqFwyDB/rr1E9ZsGciGvKPs8R2xYGCacuf3z6K1YKDz182fd+fY3cn3pMqXQ==",
+          "dev": true,
+          "requires": {
+            "graceful-fs": "^4.1.6",
+            "universalify": "^2.0.0"
           }
         },
         "ms": {
@@ -4877,6 +4904,29 @@
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
           "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
           "dev": true
+        },
+        "rfdc": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.3.0.tgz",
+          "integrity": "sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA==",
+          "dev": true
+        },
+        "streamroller": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-3.0.2.tgz",
+          "integrity": "sha512-ur6y5S5dopOaRXBuRIZ1u6GC5bcEXHRZKgfBjfCglMhmIf+roVCECjvkEYzNQOXIN2/JPnkMPW/8B3CZoKaEPA==",
+          "dev": true,
+          "requires": {
+            "date-format": "^4.0.3",
+            "debug": "^4.1.1",
+            "fs-extra": "^10.0.0"
+          }
+        },
+        "universalify": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
+          "integrity": "sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ==",
+          "dev": true
         }
       }
     },
@@ -5177,9 +5227,9 @@
       }
     },
     "moment": {
-      "version": "2.26.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.26.0.tgz",
-      "integrity": "sha512-oIixUO+OamkUkwjhAVE18rAMfRJNsNe/Stid/gwHSOfHrOtw9EhAY2AHvdKZ/k/MggcYELFCJz/Sn2pL8b8JMw==",
+      "version": "2.29.2",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.2.tgz",
+      "integrity": "sha512-UgzG4rvxYpN15jgCmVJwac49h9ly9NurikMWGPdVxm8GZD6XjkKPxDTjQQ43gtGgnV3X0cAyWDdP2Wexoquifg==",
       "dev": true
     },
     "ms": {
@@ -5649,9 +5699,9 @@
       "dev": true
     },
     "path-parse": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+      "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
     "path-platform": {
@@ -5670,9 +5720,9 @@
       }
     },
     "pathval": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.0.tgz",
-      "integrity": "sha1-uULm1L3mUwBe9rcTYd74cn0GReA=",
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz",
+      "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
       "dev": true
     },
     "pbkdf2": {
@@ -6588,12 +6638,6 @@
       "dev": true,
       "optional": true
     },
-    "rfdc": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.1.4.tgz",
-      "integrity": "sha512-5C9HXdzK8EAqN7JDif30jqsBzavB7wLpaubisuQIGHWf2gUXSpzy6ArX/+Da8RjFpagWsCn+pIgxTMAmKw9Zug==",
-      "dev": true
-    },
     "rimraf": {
       "version": "2.6.3",
       "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.3.tgz",
@@ -7054,12 +7098,6 @@
               }
             }
           }
-        },
-        "ws": {
-          "version": "7.4.2",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.2.tgz",
-          "integrity": "sha512-T4tewALS3+qsrpGI/8dqNMLIVdq/g/85U98HPMa6F0m6xTbvhXU6RCQLqPH3+SlomNV/LdY6RXEbBpMH6EOJnA==",
-          "dev": true
         }
       }
     },
@@ -7282,60 +7320,6 @@
         "readable-stream": "^2.0.2"
       }
     },
-    "streamroller": {
-      "version": "2.2.4",
-      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-2.2.4.tgz",
-      "integrity": "sha512-OG79qm3AujAM9ImoqgWEY1xG4HX+Lw+yY6qZj9R1K2mhF5bEmQ849wvrb+4vt4jLMLzwXttJlQbOdPOQVRv7DQ==",
-      "dev": true,
-      "requires": {
-        "date-format": "^2.1.0",
-        "debug": "^4.1.1",
-        "fs-extra": "^8.1.0"
-      },
-      "dependencies": {
-        "date-format": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/date-format/-/date-format-2.1.0.tgz",
-          "integrity": "sha512-bYQuGLeFxhkxNOF3rcMtiZxvCBAquGzZm6oWA1oZ0g2THUzivaRhv8uOhdr19LmoobSOLoIAxeUK2RdbM8IFTA==",
-          "dev": true
-        },
-        "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
-          "dev": true,
-          "requires": {
-            "ms": "^2.1.1"
-          }
-        },
-        "fs-extra": {
-          "version": "8.1.0",
-          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-8.1.0.tgz",
-          "integrity": "sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==",
-          "dev": true,
-          "requires": {
-            "graceful-fs": "^4.2.0",
-            "jsonfile": "^4.0.0",
-            "universalify": "^0.1.0"
-          }
-        },
-        "jsonfile": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
-          "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
-          "dev": true,
-          "requires": {
-            "graceful-fs": "^4.1.6"
-          }
-        },
-        "ms": {
-          "version": "2.1.2",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
-          "dev": true
-        }
-      }
-    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -7766,12 +7750,6 @@
         "set-value": "^2.0.1"
       }
     },
-    "universalify": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
-      "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==",
-      "dev": true
-    },
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -8055,6 +8033,12 @@
         "mkdirp": "^0.5.1"
       }
     },
+    "ws": {
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==",
+      "dev": true
+    },
     "xmlhttprequest-ssl": {
       "version": "1.5.5",
       "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",
diff --git a/src/events.js b/src/events.js
index d214ef12..b71e3418 100644
--- a/src/events.js
+++ b/src/events.js
@@ -25,10 +25,12 @@ const events = {
     'callPropertyChanged',
     'subscribeToCamera',
     'subscribeToScreen',
+    'subscribeToCustom',
     'subscribeToSip',
     'unsubscribeFromCamera',
     'unsubscribeFromSip',
     'unsubscribeFromScreen',
+    'unsubscribeFromCustom',
     'startViewingSharedScreen',
     'endViewingSharedScreen',
   ],