diff --git a/build.gradle b/build.gradle
index 683bca2..89e7574 100644
--- a/build.gradle
+++ b/build.gradle
@@ -139,5 +139,5 @@ javaVersions {
 }
 
 jdks {
-    daemonTarget = 21
+    daemonTarget = 17
 }
diff --git a/gradle/gradle-daemon-jdk-version b/gradle/gradle-daemon-jdk-version
index aabe6ec..98d9bcb 100644
--- a/gradle/gradle-daemon-jdk-version
+++ b/gradle/gradle-daemon-jdk-version
@@ -1 +1 @@
-21
+17