diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9868fa7aa..1e397a40e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.2.42](https://github.com/ably/ably-flutter/tree/v1.2.42)
+
+[Full Changelog](https://github.com/ably/ably-flutter/compare/v1.2.41...v1.2.42)
+
+- Updated `ably-cocoa` dependency to `1.2.53`
+- Fixed the issue in which app crashes when the HTTPS response status code is 404 [\#583](https://github.com/ably/ably-flutter/issues/583)
+
 ## [1.2.41](https://github.com/ably/ably-flutter/tree/v1.2.41)
 
 [Full Changelog](https://github.com/ably/ably-flutter/compare/v1.2.40...v1.2.41)
diff --git a/README.md b/README.md
index 8a64f654c..29f6d57a8 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ Add the Ably Flutter package to your project by including it in your `pubspec.ya
 
 ```yaml
 dependencies:
-  ably_flutter: ^1.2.41
+  ably_flutter: ^1.2.42
 ```
 
 Once added to your dependencies, import it in your Dart code:
diff --git a/example/ios/Podfile b/example/ios/Podfile
index ac38d5ec8..b5196d5f2 100644
--- a/example/ios/Podfile
+++ b/example/ios/Podfile
@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-platform :ios, '10.0'
+platform :ios, '12.0'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
 ENV['COCOAPODS_DISABLE_STATS'] = 'true'
diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index 821414592..04db9b9d5 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -1,9 +1,9 @@
 PODS:
-  - Ably (1.2.33):
+  - Ably (1.2.53):
     - AblyDeltaCodec (= 1.3.3)
     - msgpack (= 0.4.0)
-  - ably_flutter (1.2.41):
-    - Ably (= 1.2.33)
+  - ably_flutter (1.2.42):
+    - Ably (= 1.2.53)
     - Flutter
   - AblyDeltaCodec (1.3.3)
   - device_info_plus (0.0.1):
@@ -41,8 +41,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/fluttertoast/ios"
 
 SPEC CHECKSUMS:
-  Ably: 1d78e5dec56db6d2cf91b10d14fea796ce591bae
-  ably_flutter: 266f291feba58d03b7f8f6ab8193ef615f6d2ab5
+  Ably: 1756d6590a572809c10fc4bcc32e05fe9e7867d7
+  ably_flutter: 9e5993925bd7b126cc75bb0307413ad07ac67928
   AblyDeltaCodec: add5d06a756b3581b12aab5b5500a320b8c55bea
   device_info_plus: 71ffc6ab7634ade6267c7a93088ed7e4f74e5896
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
@@ -50,6 +50,6 @@ SPEC CHECKSUMS:
   fluttertoast: 2c67e14dce98bbdb200df9e1acf610d7a6264ea1
   msgpack: c85f6251873059738472ae136951cec5f30f3251
 
-PODFILE CHECKSUM: 1e2c1b20be30d932ecf4aea37c7fa8602c49c7fa
+PODFILE CHECKSUM: 5dac7b8eff57b86c98038531a0cc7562fb467acc
 
 COCOAPODS: 1.16.2
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 66a4884c8..46cc16d2c 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "1.2.41"
+    version: "1.2.42"
   args:
     dependency: transitive
     description:
diff --git a/ios/ably_flutter.podspec b/ios/ably_flutter.podspec
index ee61af98f..e64e41a29 100644
--- a/ios/ably_flutter.podspec
+++ b/ios/ably_flutter.podspec
@@ -18,7 +18,7 @@ Pod::Spec.new do |s|
   s.source_files = 'Classes/**/*'
   s.public_header_files = 'Classes/**/*.h'
   s.dependency 'Flutter'
-  s.dependency 'Ably', '1.2.33'
+  s.dependency 'Ably', '1.2.53'
   s.platform = :ios
   s.ios.deployment_target  = '10.0'
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 0883c92aa..d7f526e52 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: ably_flutter
 description: A wrapper around Ably's Cocoa and Java client library SDKs, providing iOS and Android support.
-version: 1.2.41
+version: 1.2.42
 repository: https://github.com/ably/ably-flutter
 
 environment:
diff --git a/test_integration/ios/Podfile.lock b/test_integration/ios/Podfile.lock
index 75c78de94..bcf744e1c 100644
--- a/test_integration/ios/Podfile.lock
+++ b/test_integration/ios/Podfile.lock
@@ -1,9 +1,9 @@
 PODS:
-  - Ably (1.2.33):
+  - Ably (1.2.53):
     - AblyDeltaCodec (= 1.3.3)
     - msgpack (= 0.4.0)
-  - ably_flutter (1.2.41):
-    - Ably (= 1.2.33)
+  - ably_flutter (1.2.42):
+    - Ably (= 1.2.53)
     - Flutter
   - AblyDeltaCodec (1.3.3)
   - Flutter (1.0.0)
@@ -26,8 +26,8 @@ EXTERNAL SOURCES:
     :path: Flutter
 
 SPEC CHECKSUMS:
-  Ably: 1d78e5dec56db6d2cf91b10d14fea796ce591bae
-  ably_flutter: 266f291feba58d03b7f8f6ab8193ef615f6d2ab5
+  Ably: 1756d6590a572809c10fc4bcc32e05fe9e7867d7
+  ably_flutter: 9e5993925bd7b126cc75bb0307413ad07ac67928
   AblyDeltaCodec: add5d06a756b3581b12aab5b5500a320b8c55bea
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
   msgpack: c85f6251873059738472ae136951cec5f30f3251
diff --git a/test_integration/pubspec.lock b/test_integration/pubspec.lock
index 79a2a946f..db6b35bf4 100644
--- a/test_integration/pubspec.lock
+++ b/test_integration/pubspec.lock
@@ -15,7 +15,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "1.2.41"
+    version: "1.2.42"
   analyzer:
     dependency: transitive
     description:
@@ -36,26 +36,26 @@ packages:
     dependency: transitive
     description:
       name: async
-      sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
+      sha256: d2872f9c19731c2e5f10444b14686eb7cc85c76274bd6c16e1816bff9a3bab63
       url: "https://pub.dev"
     source: hosted
-    version: "2.11.0"
+    version: "2.12.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
-      sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
+      sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   characters:
     dependency: transitive
     description:
       name: characters
-      sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
+      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.0"
+    version: "1.4.0"
   charcode:
     dependency: transitive
     description:
@@ -68,18 +68,18 @@ packages:
     dependency: transitive
     description:
       name: clock
-      sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
+      sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.1"
+    version: "1.1.2"
   collection:
     dependency: transitive
     description:
       name: collection
-      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
+      sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
       url: "https://pub.dev"
     source: hosted
-    version: "1.18.0"
+    version: "1.19.1"
   convert:
     dependency: transitive
     description:
@@ -116,18 +116,18 @@ packages:
     dependency: transitive
     description:
       name: fake_async
-      sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
+      sha256: "6a95e56b2449df2273fd8c45a662d6947ce1ebb7aafe80e550a3f68297f3cacc"
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.1"
+    version: "1.3.2"
   file:
     dependency: transitive
     description:
       name: file
-      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
+      sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4
       url: "https://pub.dev"
     source: hosted
-    version: "7.0.0"
+    version: "7.0.1"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -216,18 +216,18 @@ packages:
     dependency: transitive
     description:
       name: leak_tracker
-      sha256: "3f87a60e8c63aecc975dda1ceedbc8f24de75f09e4856ea27daf8958f2f0ce05"
+      sha256: c35baad643ba394b40aac41080300150a4f08fd0fd6a10378f8f7c6bc161acec
       url: "https://pub.dev"
     source: hosted
-    version: "10.0.5"
+    version: "10.0.8"
   leak_tracker_flutter_testing:
     dependency: transitive
     description:
       name: leak_tracker_flutter_testing
-      sha256: "932549fb305594d82d7183ecd9fa93463e9914e1b67cacc34bc40906594a1806"
+      sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.5"
+    version: "3.0.9"
   leak_tracker_testing:
     dependency: transitive
     description:
@@ -256,10 +256,10 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
+      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16+1"
+    version: "0.12.17"
   material_color_utilities:
     dependency: transitive
     description:
@@ -272,10 +272,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
+      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
       url: "https://pub.dev"
     source: hosted
-    version: "1.15.0"
+    version: "1.16.0"
   mime:
     dependency: transitive
     description:
@@ -304,18 +304,18 @@ packages:
     dependency: transitive
     description:
       name: path
-      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
+      sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.0"
+    version: "1.9.1"
   platform:
     dependency: transitive
     description:
       name: platform
-      sha256: "9b71283fc13df574056616011fb138fd3b793ea47cc509c189a6c3fa5f8a1a65"
+      sha256: "5d6b1b0036a5f331ebc77c850ebc8506cbc1e9416c27e59b439f917a902a4984"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.5"
+    version: "3.1.6"
   pool:
     dependency: transitive
     description:
@@ -328,10 +328,10 @@ packages:
     dependency: transitive
     description:
       name: process
-      sha256: "21e54fd2faf1b5bdd5102afd25012184a6793927648ea81eea80552ac9405b32"
+      sha256: "107d8be718f120bbba9dcd1e95e3bd325b1b4a4f07db64154635ba03f2567a0d"
       url: "https://pub.dev"
     source: hosted
-    version: "5.0.2"
+    version: "5.0.3"
   pub_semver:
     dependency: transitive
     description:
@@ -376,7 +376,7 @@ packages:
     dependency: transitive
     description: flutter
     source: sdk
-    version: "0.0.99"
+    version: "0.0.0"
   source_map_stack_trace:
     dependency: transitive
     description:
@@ -397,34 +397,34 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
+      sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.10.1"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
+      sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.1"
+    version: "1.12.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
+      sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.4"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
-      sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
+      sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.4.1"
   sync_http:
     dependency: transitive
     description:
@@ -437,34 +437,34 @@ packages:
     dependency: transitive
     description:
       name: term_glyph
-      sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
+      sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.1"
+    version: "1.2.2"
   test:
     dependency: "direct dev"
     description:
       name: test
-      sha256: "7ee44229615f8f642b68120165ae4c2a75fe77ae2065b1e55ae4711f6cf0899e"
+      sha256: "301b213cd241ca982e9ba50266bd3f5bd1ea33f1455554c5abb85d1be0e2d87e"
       url: "https://pub.dev"
     source: hosted
-    version: "1.25.7"
+    version: "1.25.15"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5b8a98dafc4d5c4c9c72d8b31ab2b23fc13422348d2997120294d3bac86b4ddb"
+      sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.2"
+    version: "0.7.4"
   test_core:
     dependency: transitive
     description:
       name: test_core
-      sha256: "55ea5a652e38a1dfb32943a7973f3681a60f872f8c3a05a14664ad54ef9c6696"
+      sha256: "84d17c3486c8dfdbe5e12a50c8ae176d15e2a771b96909a9442b40173649ccaa"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.4"
+    version: "0.6.8"
   typed_data:
     dependency: transitive
     description:
@@ -485,10 +485,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: f652077d0bdf60abe4c1f6377448e8655008eef28f128bc023f7b5e8dfeb48fc
+      sha256: "0968250880a6c5fe7edc067ed0a13d4bae1577fe2771dcf3010d52c4a9d3ca14"
       url: "https://pub.dev"
     source: hosted
-    version: "14.2.4"
+    version: "14.3.1"
   watcher:
     dependency: transitive
     description:
@@ -509,10 +509,10 @@ packages:
     dependency: transitive
     description:
       name: webdriver
-      sha256: "003d7da9519e1e5f329422b36c4dcdf18d7d2978d1ba099ea4e45ba490ed845e"
+      sha256: "3d773670966f02a646319410766d3b5e1037efb7f07cc68f844d5e06cd4d61c8"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.3"
+    version: "3.0.4"
   webkit_inspection_protocol:
     dependency: transitive
     description:
@@ -530,5 +530,5 @@ packages:
     source: hosted
     version: "3.1.0"
 sdks:
-  dart: ">=3.3.0 <4.0.0"
+  dart: ">=3.7.0-0 <4.0.0"
   flutter: ">=3.18.0-18.0.pre.54"