diff --git a/core/src/main/java/hudson/model/JDK.java b/core/src/main/java/hudson/model/JDK.java
index fe2152b8a6c9f745e3d61c14f4eb322288f1df94..addb666a63d26a981d6a40dd931837319f56ce66 100644
--- a/core/src/main/java/hudson/model/JDK.java
+++ b/core/src/main/java/hudson/model/JDK.java
@@ -54,10 +54,10 @@ import org.kohsuke.stapler.DataBoundConstructor;
 public final class JDK extends ToolInstallation implements NodeSpecific<JDK>, EnvironmentSpecific<JDK> {
 
     /**
-     * Name of the “default JDK”, meaning no specific JDK selected.
+     * Name of the “System JDK”, which is just the JDK on Jenkins' $PATH.
      * @since 1.577
      */
-    public static final String DEFAULT_NAME = "(Default)";
+    public static final String DEFAULT_NAME = "(System)";
 
     /**
      * @deprecated since 2009-02-25