--- a/src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/MainResources.properties	Mon Jan 07 16:43:30 2019 -0500
+++ b/src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/MainResources.properties	Tue Jan 08 07:37:14 2019 -0500
@@ -119,8 +119,6 @@
 param.strip-executables.description=Removes native executables from the JImage creation.
 param.main.module.name=Main Module
 param.main.module.description=The main module of the application.  This module should have the main-class, and is on the module path.
-param.singleton.name=Singleton
-param.singleton.description=Prevents from launching multiple instances of application.
 param.install-dir.name=Installation Directory
 param.install-dir.description=Installation directory of the application.