diff --git a/modular.d.ts b/modular.d.ts
index 6dac14d39..94f0ba27f 100644
--- a/modular.d.ts
+++ b/modular.d.ts
@@ -16,6 +16,8 @@
  * | `MessageStatic.fromEncodedArray()`         | [`decodeMessages()`](../functions/modular.decodeMessages.html)                     |
  * | `MessageStatic.fromEncodedArray()`         | [`decodeEncryptedMessages()`](../functions/modular.decodeEncryptedMessages.html)   |
  * | `PresenceMessageStatic.fromEncoded()`      | [`decodePresenceMessage()`](../functions/modular.decodePresenceMessage.html)       |
+ * | `PresenceMessageStatic.fromEncoded()`      | [`decodeEncryptedPresenceMessage()`](../functions/modular.decodeEncryptedPresenceMessage.html)       |
+ * | `PresenceMessageStatic.fromEncodedArray()` | [`decodeEncryptedPresenceMessages()`](../functions/modular.decodeEncryptedPresenceMessages.html)     |
  * | `PresenceMessageStatic.fromEncodedArray()` | [`decodePresenceMessages()`](../functions/modular.decodePresenceMessages.html)     |
  * | `PresenceMessageStatic.fromValues()`       | [`constructPresenceMessage()`](../functions/modular.constructPresenceMessage.html) |
  *
@@ -60,6 +62,8 @@ export declare const decodeMessages: MessageStatic['fromEncodedArray'];
 export declare const decodeEncryptedMessages: MessageStatic['fromEncodedArray'];
 export declare const decodePresenceMessage: PresenceMessageStatic['fromEncoded'];
 export declare const decodePresenceMessages: PresenceMessageStatic['fromEncodedArray'];
+export declare const decodeEncryptedPresenceMessage: PresenceMessageStatic['fromEncoded'];
+export declare const decodeEncryptedPresenceMessages: PresenceMessageStatic['fromEncodedArray'];
 export declare const constructPresenceMessage: PresenceMessageStatic['fromValues'];
 
 /**
diff --git a/scripts/moduleReport.ts b/scripts/moduleReport.ts
index aacec5a00..8117950a4 100644
--- a/scripts/moduleReport.ts
+++ b/scripts/moduleReport.ts
@@ -34,6 +34,8 @@ const functions = [
   { name: 'decodeEncryptedMessages', transitiveImports: ['Crypto'] },
   { name: 'decodePresenceMessage', transitiveImports: [] },
   { name: 'decodePresenceMessages', transitiveImports: [] },
+  { name: 'decodeEncryptedPresenceMessage', transitiveImports: ['Crypto'] },
+  { name: 'decodeEncryptedPresenceMessages', transitiveImports: ['Crypto'] },
   { name: 'constructPresenceMessage', transitiveImports: [] },
 ];
 
diff --git a/src/platform/web/modular/presencemessage.ts b/src/platform/web/modular/presencemessage.ts
index 3ce2c1cf5..56ae0fa14 100644
--- a/src/platform/web/modular/presencemessage.ts
+++ b/src/platform/web/modular/presencemessage.ts
@@ -1,16 +1,26 @@
 import * as API from '../../../../ably';
 import { fromEncoded, fromEncodedArray, fromValues } from '../../../common/lib/types/presencemessage';
+import { Crypto } from './crypto';
 import Platform from 'common/platform';
 import Logger from '../../../common/lib/util/logger';
 
 // The type assertions for the functions below are due to https://github.com/ably/ably-js/issues/1421
 
 export const decodePresenceMessage = ((obj, options) => {
-  return fromEncoded(Logger.defaultLogger, Platform.Crypto, obj, options);
+  return fromEncoded(Logger.defaultLogger, null, obj, options);
+}) as API.PresenceMessageStatic['fromEncoded'];
+
+export const decodeEncryptedPresenceMessage = ((obj, options) => {
+  return fromEncoded(Logger.defaultLogger, Crypto, obj, options);
 }) as API.PresenceMessageStatic['fromEncoded'];
 
 export const decodePresenceMessages = ((obj, options) => {
-  return fromEncodedArray(Logger.defaultLogger, Platform.Crypto, obj, options);
+  return fromEncodedArray(Logger.defaultLogger, null, obj, options);
+}) as API.PresenceMessageStatic['fromEncodedArray'];
+
+
+export const decodeEncryptedPresenceMessages = ((obj, options) => {
+  return fromEncodedArray(Logger.defaultLogger, Crypto, obj, options);
 }) as API.PresenceMessageStatic['fromEncodedArray'];
 
 export const constructPresenceMessage = fromValues as API.PresenceMessageStatic['fromValues'];