diff --git a/integration-tests/package.json b/integration-tests/package.json
index 97d997f5..e198e30c 100644
--- a/integration-tests/package.json
+++ b/integration-tests/package.json
@@ -44,7 +44,7 @@
   },
   "dependencies": {
     "@fluencelabs/fluence-network-environment": "1.1.2",
-    "@fluencelabs/js-client": "0.3.0",
+    "@fluencelabs/js-client": "0.4.1",
     "deep-equal": "2.2.1",
     "loglevel": "1.8.1"
   },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index da954b9d..680a0b38 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -27,8 +27,8 @@ importers:
         specifier: 1.1.2
         version: 1.1.2
       '@fluencelabs/js-client':
-        specifier: 0.3.0
-        version: 0.3.0
+        specifier: 0.4.1
+        version: 0.4.1
       deep-equal:
         specifier: 2.2.1
         version: 2.2.1
@@ -520,15 +520,28 @@ packages:
     resolution: {integrity: sha512-WJ7o51jaBSzUsYENxCEJpv91KiodH1nQ6uKdAn5chWsOQzDu57d3pa6IW1Lu/wh4jtefnNen+jF1esENQCc0BA==}
     engines: {node: '>=10', pnpm: '>=3'}
 
-  /@fluencelabs/js-client@0.3.0:
-    resolution: {integrity: sha512-mRlEeoDEAsHK4GK3vIlNBkXgfJ01maQ4WVefob4QNEqpshipf6XQpU6R8dpUsjyhx53nus3ui6BSUV6gi5jg8A==}
+  /@fluencelabs/js-client-isomorphic@0.2.0:
+    resolution: {integrity: sha512-i2ju1bCrd+vtOX+wsQush8l/TNrk4Zd7zm66Mw7kzQpDzmPyNxXfmFw8DgJz5bxY0DA1ph5+qQm9NuCvy5tafA==}
+    dependencies:
+      '@fluencelabs/avm': 0.52.0
+      '@fluencelabs/marine-js': 0.7.2
+      '@fluencelabs/marine-worker': 0.4.1
+      '@fluencelabs/threads': 2.0.0
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /@fluencelabs/js-client@0.4.1:
+    resolution: {integrity: sha512-kHKMprUkk6e8vXm2+bBH/W0zAMc7t9bgBQs0L0NudPm4UXjTyG3kmS6R2vaCRe+IxAcHC/rFubKmBuRuxSj43Q==}
     engines: {node: '>=10', pnpm: '>=8'}
     dependencies:
       '@chainsafe/libp2p-noise': 13.0.0
       '@chainsafe/libp2p-yamux': 5.0.0
       '@fluencelabs/avm': 0.52.0
       '@fluencelabs/interfaces': 0.8.2
-      '@fluencelabs/marine-worker': 0.4.0
+      '@fluencelabs/js-client-isomorphic': 0.2.0
+      '@fluencelabs/marine-worker': 0.4.1
+      '@fluencelabs/threads': 2.0.0
       '@libp2p/crypto': 2.0.3
       '@libp2p/interface': 0.1.2
       '@libp2p/peer-id': 3.0.2
@@ -547,7 +560,6 @@ packages:
       libp2p: 0.46.6
       multiformats: 11.0.1
       rxjs: 7.5.5
-      threads: github.com/fluencelabs/threads.js/b00a5342380b0278d3ae56dcfb170effb3cad7cd
       ts-pattern: 3.3.3
       uint8arrays: 4.0.3
       uuid: 8.3.2
@@ -566,12 +578,25 @@ packages:
       default-import: 1.1.5
     dev: false
 
-  /@fluencelabs/marine-worker@0.4.0:
-    resolution: {integrity: sha512-nWri+j8Ey4UXoB32NPKsmVYzUKj6mwD7vh/5MjzCxrnVthnWnFdnkETF2BnZwjZWc701xeVhF3L5ZSjiQzKywQ==}
+  /@fluencelabs/marine-worker@0.4.1:
+    resolution: {integrity: sha512-BnCOaAnzi3koFFHGy3955uYllI3TmQN++eI/0s5mou4pMZdF2H6qc40mXzgQb8dADpuE9cqRwQ2/0Ecwn5B3dg==}
     dependencies:
       '@fluencelabs/marine-js': 0.7.2
+      '@fluencelabs/threads': 2.0.0
       observable-fns: 0.6.1
-      threads: github.com/fluencelabs/threads.js/b00a5342380b0278d3ae56dcfb170effb3cad7cd
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /@fluencelabs/threads@2.0.0:
+    resolution: {integrity: sha512-dgYpZg55OcEmop1U3G2bFKEJXg2avjXWYfWsdPlkSbHOHguaRifvr5bgwIYTg1wxoPGcn0jegcjKKwrY0qrV+g==}
+    dependencies:
+      callsites: 3.1.0
+      debug: 4.3.4
+      is-observable: 2.1.0
+      observable-fns: 0.6.1
+    optionalDependencies:
+      tiny-worker: 2.3.0
     transitivePeerDependencies:
       - supports-color
     dev: false
@@ -4141,20 +4166,3 @@ packages:
   /zod@3.22.4:
     resolution: {integrity: sha512-iC+8Io04lddc+mVqQ9AZ7OQ2MrUKGN+oIQyq1vemgt46jwCwLfhq7/pwnBnNXXXZb8VTVLKwp9EDkx+ryxIWmg==}
     dev: false
-
-  github.com/fluencelabs/threads.js/b00a5342380b0278d3ae56dcfb170effb3cad7cd:
-    resolution: {tarball: https://codeload.github.com/fluencelabs/threads.js/tar.gz/b00a5342380b0278d3ae56dcfb170effb3cad7cd}
-    name: threads
-    version: 1.7.0
-    prepare: true
-    requiresBuild: true
-    dependencies:
-      callsites: 3.1.0
-      debug: 4.3.4
-      is-observable: 2.1.0
-      observable-fns: 0.6.1
-    optionalDependencies:
-      tiny-worker: 2.3.0
-    transitivePeerDependencies:
-      - supports-color
-    dev: false