diff --git a/test/jdk/tools/jlink/JLinkReproducibleTest.java b/test/jdk/tools/jlink/JLinkReproducibleTest.java
index 3fe831ff01ca2..da9e2aa1dfc82 100644
--- a/test/jdk/tools/jlink/JLinkReproducibleTest.java
+++ b/test/jdk/tools/jlink/JLinkReproducibleTest.java
@@ -38,7 +38,7 @@
  */
 public class JLinkReproducibleTest {
 
-    static final String TOOL_VM_OPTIONS = System.getProperty("test.tool.vm.opts", "");
+    private static final String TOOL_VM_OPTIONS = System.getProperty("test.tool.vm.opts", "");
 
     private static void run(List<String> cmd) throws Exception {
         var pb = new ProcessBuilder(cmd.toArray(new String[0]));