diff --git a/build.gradle.kts b/build.gradle.kts
index 117fb76066..c3517a6120 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,3 +1,7 @@
+import org.gradle.platform.Architecture
+import org.gradle.platform.BuildPlatformFactory
+import org.gradle.platform.OperatingSystem
+
 buildscript {
     repositories {
         google()
@@ -57,3 +61,35 @@ allprojects {
         }
     }
 }
+
+// Generates gradle/gradle-daemon-jvm.properties. Any vendor's JDK 21 can run the daemon, so CI's
+// setup-java JDK and Android Studio's JBR are used as they are; a machine without one downloads
+// Adoptium's Temurin release directly rather than through the api.foojay.io index. Adoptium has no
+// FreeBSD or other Unix builds, so those get the Linux ones, as Gradle's own foojay lookup does.
+tasks.updateDaemonJvm {
+    val temurin = "21.0.12.1+1"
+    val release = "https://github.com/adoptium/temurin21-binaries/releases/download/" +
+        "jdk-${temurin.replace("+", "%2B")}/OpenJDK21U-jdk"
+    val file = temurin.replace("+", "_")
+    val linuxAarch64 = uri("${release}_aarch64_linux_hotspot_$file.tar.gz")
+    val linuxX64 = uri("${release}_x64_linux_hotspot_$file.tar.gz")
+
+    languageVersion = JavaLanguageVersion.of(21)
+    toolchainDownloadUrls = mapOf(
+        BuildPlatformFactory.of(Architecture.AARCH64, OperatingSystem.LINUX) to linuxAarch64,
+        BuildPlatformFactory.of(Architecture.X86_64, OperatingSystem.LINUX) to linuxX64,
+        BuildPlatformFactory.of(Architecture.AARCH64, OperatingSystem.FREE_BSD) to linuxAarch64,
+        BuildPlatformFactory.of(Architecture.X86_64, OperatingSystem.FREE_BSD) to linuxX64,
+        BuildPlatformFactory.of(Architecture.AARCH64, OperatingSystem.UNIX) to linuxAarch64,
+        BuildPlatformFactory.of(Architecture.X86_64, OperatingSystem.UNIX) to linuxX64,
+        BuildPlatformFactory.of(Architecture.AARCH64, OperatingSystem.MAC_OS) to
+            uri("${release}_aarch64_mac_hotspot_$file.tar.gz"),
+        BuildPlatformFactory.of(Architecture.X86_64, OperatingSystem.MAC_OS) to
+            uri("${release}_x64_mac_hotspot_$file.tar.gz"),
+        BuildPlatformFactory.of(Architecture.AARCH64, OperatingSystem.WINDOWS) to
+            uri("${release}_aarch64_windows_hotspot_$file.zip"),
+        BuildPlatformFactory.of(Architecture.X86_64, OperatingSystem.WINDOWS) to
+            uri("${release}_x64_windows_hotspot_$file.zip"),
+    )
+    toolchainPlatforms = toolchainDownloadUrls.get().keys
+}
diff --git a/gradle/gradle-daemon-jvm.properties b/gradle/gradle-daemon-jvm.properties
index 53c77678c1..741a249745 100644
--- a/gradle/gradle-daemon-jvm.properties
+++ b/gradle/gradle-daemon-jvm.properties
@@ -1,13 +1,12 @@
 #This file is generated by updateDaemonJvm
-toolchainUrl.FREE_BSD.AARCH64=https\://api.foojay.io/disco/v3.0/ids/29ee363f71d060405f729a8f1b7f7aef/redirect
-toolchainUrl.FREE_BSD.X86_64=https\://api.foojay.io/disco/v3.0/ids/67a0fee3c4236b6397dcbe8575ca2011/redirect
-toolchainUrl.LINUX.AARCH64=https\://api.foojay.io/disco/v3.0/ids/29ee363f71d060405f729a8f1b7f7aef/redirect
-toolchainUrl.LINUX.X86_64=https\://api.foojay.io/disco/v3.0/ids/ecd23fd7707c683afbcd6052998cb6a9/redirect
-toolchainUrl.MAC_OS.AARCH64=https\://api.foojay.io/disco/v3.0/ids/10fc3bf1ee0001078a473afe6e43cfdb/redirect
-toolchainUrl.MAC_OS.X86_64=https\://api.foojay.io/disco/v3.0/ids/9c55677aff3966382f3d853c0959bfb2/redirect
-toolchainUrl.UNIX.AARCH64=https\://api.foojay.io/disco/v3.0/ids/29ee363f71d060405f729a8f1b7f7aef/redirect
-toolchainUrl.UNIX.X86_64=https\://api.foojay.io/disco/v3.0/ids/67a0fee3c4236b6397dcbe8575ca2011/redirect
-toolchainUrl.WINDOWS.AARCH64=https\://api.foojay.io/disco/v3.0/ids/39846e8427e64a3824c13e399d7d813c/redirect
-toolchainUrl.WINDOWS.X86_64=https\://api.foojay.io/disco/v3.0/ids/932015f6361ccaead0c6d9b8717ed96e/redirect
-toolchainVendor=JETBRAINS
+toolchainUrl.FREE_BSD.AARCH64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.FREE_BSD.X86_64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_x64_linux_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.LINUX.AARCH64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.LINUX.X86_64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_x64_linux_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.MAC_OS.AARCH64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_aarch64_mac_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.MAC_OS.X86_64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_x64_mac_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.UNIX.AARCH64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.UNIX.X86_64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_x64_linux_hotspot_21.0.12.1_1.tar.gz
+toolchainUrl.WINDOWS.AARCH64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_aarch64_windows_hotspot_21.0.12.1_1.zip
+toolchainUrl.WINDOWS.X86_64=https\://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.12.1%2B1/OpenJDK21U-jdk_x64_windows_hotspot_21.0.12.1_1.zip
 toolchainVersion=21