diff --git a/hotspot/src/share/vm/runtime/globals.cpp b/hotspot/src/share/vm/runtime/globals.cpp
index de6fbf70856..76a6b935663 100644
--- a/hotspot/src/share/vm/runtime/globals.cpp
+++ b/hotspot/src/share/vm/runtime/globals.cpp
@@ -295,7 +295,7 @@ void Flag::print_on(outputStream* st, bool withComments) {
     else st->print("%-16s", "");
   }
 
-  st->print("%-20");
+  st->print("%-20s", " ");
   print_kind(st);
 
   if (withComments) {