test/serviceability/dcmd/vm/SetVMFlagTest.java

@@ -93,11 +93,11 @@
         }
 
         // a boolean flag accepts only 0/1 as its value
         out = executor.execute("VM.set_flag " + flagName + " unexpected_value");
         out.stderrShouldBeEmpty();
-        out.stdoutShouldContain("flag value must be a boolean (1 or 0)");
+        out.stdoutShouldContain("flag value must be a boolean (1/0 or true/false)");
 
         out = getAllFlags(executor);
 
         String newFlagVal = out.firstMatch(MANAGEABLE_PATTERN.replace("(\\S+)", flagName), 1);