diff --git a/test/jdk/sun/tools/jstatd/JstatGCUtilParser.java b/test/jdk/sun/tools/jstatd/JstatGCUtilParser.java
index f285bf256f5..3b6b3a6ffe6 100644
--- a/test/jdk/sun/tools/jstatd/JstatGCUtilParser.java
+++ b/test/jdk/sun/tools/jstatd/JstatGCUtilParser.java
@@ -46,7 +46,7 @@ public class JstatGCUtilParser {
         S0(GcStatisticsType.PERCENTAGE_OR_DASH),
         S1(GcStatisticsType.PERCENTAGE_OR_DASH),
         E(GcStatisticsType.PERCENTAGE_OR_DASH),
-        O(GcStatisticsType.PERCENTAGE),
+        O(GcStatisticsType.PERCENTAGE_OR_DASH),
         M(GcStatisticsType.PERCENTAGE_OR_DASH),
         CCS(GcStatisticsType.PERCENTAGE_OR_DASH),
         YGC(GcStatisticsType.INTEGER_OR_DASH),