diff --git a/gradle/verification-metadata.xml b/gradle/verification-metadata.xml
index a12e9e56b08..5922144ebea 100644
--- a/gradle/verification-metadata.xml
+++ b/gradle/verification-metadata.xml
@@ -4503,18 +4503,18 @@
             <sha256 value="56df2cd46e45e8e8069fcc89bfcde1767cbbb6430d0e60ecbd13404a4e967963" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="org.mozilla" name="jsshell" version="2023-07-24-09-16-21-mozilla-central">
-         <artifact name="jsshell-2023-07-24-09-16-21-mozilla-central-linux-x86_64.zip">
-            <md5 value="656b47ab7364679a53d936798b64b220" origin="Generated by Gradle"/>
-            <sha256 value="eabd8cf94eba3b31507cd788a7c7d1b585f112b55774a5687d5a4b6640e35f0a" origin="Generated by Gradle"/>
+      <component group="org.mozilla" name="jsshell" version="2023-09-20-09-21-12-mozilla-central">
+         <artifact name="jsshell-2023-09-20-09-21-12-mozilla-central-linux-x86_64.zip">
+            <md5 value="6e927c59ab879e406c1e4c56abbb3f14" origin="Generated by Gradle"/>
+            <sha256 value="8af5cb1789aab3c9ca7d52d0725a565cc1f96ecf6981b1dd2cb1cac57bbaf06b" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="jsshell-2023-07-24-09-16-21-mozilla-central-mac.zip">
-            <md5 value="4c2b6249e0b0b9d9ba90ff6a8ff32e51" origin="Generated by Gradle"/>
-            <sha256 value="e39550b702b30fc12c2bd5fc17a233ae3482f2be223f3484b581367def43fc24" origin="Generated by Gradle"/>
+         <artifact name="jsshell-2023-09-20-09-21-12-mozilla-central-mac.zip">
+            <md5 value="d31ea9576986f8050ce57abfd77f474c" origin="Generated by Gradle"/>
+            <sha256 value="bc1d471c76d2e79e54709d1ae329c2a93a1b51de9fa4fe5c0e662656ccdcb7e0" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="jsshell-2023-07-24-09-16-21-mozilla-central-win64.zip">
-            <md5 value="d5f4844213e1914142b48df02d389a2e" origin="Generated by Gradle"/>
-            <sha256 value="1223b2700af7f7a3fd7f27fa36f24622f6f20ebaeb5696cf6fe7aeaf4b1abf3b" origin="Generated by Gradle"/>
+         <artifact name="jsshell-2023-09-20-09-21-12-mozilla-central-win64.zip">
+            <md5 value="1a54817a547c3412ff191779f48e6987" origin="Generated by Gradle"/>
+            <sha256 value="fbe1036ea8fbb8b45751a283ceabac48d0343e12e3bf98d75f9b13bf037a8504" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="org.nodejs" name="node" version="20.2.0">
diff --git a/wasm/wasm.tests/build.gradle.kts b/wasm/wasm.tests/build.gradle.kts
index 2ef9860530d..0b8e83450b8 100644
--- a/wasm/wasm.tests/build.gradle.kts
+++ b/wasm/wasm.tests/build.gradle.kts
@@ -11,7 +11,7 @@ repositories {
     ivy {
         url = URI("https://archive.mozilla.org/pub/firefox/nightly/")
         patternLayout {
-            artifact("2023/07/[revision]/[artifact]-[classifier].[ext]")
+            artifact("2023/09/[revision]/[artifact]-[classifier].[ext]")
         }
         metadataSources { artifact() }
         content { includeModule("org.mozilla", "jsshell") }
@@ -44,7 +44,7 @@ val currentOsType = run {
 }
 
 
-val jsShellVersion = "2023-07-24-09-16-21-mozilla-central"
+val jsShellVersion = "2023-09-20-09-21-12-mozilla-central"
 val jsShellSuffix = when (currentOsType) {
     OsType(OsName.LINUX, OsArch.X86_32) -> "linux-i686"
     OsType(OsName.LINUX, OsArch.X86_64) -> "linux-x86_64"
@@ -171,4 +171,4 @@ wasmProjectTest("testK1") {
 
 wasmProjectTest("diagnosticTest") {
     include("**/Diagnostics*.class")
-}
\ No newline at end of file
+}