diff --git a/platform_build/build-applet.xml b/platform_build/build-applet.xml
index 6bb0579d..c761658e 100644
--- a/platform_build/build-applet.xml
+++ b/platform_build/build-applet.xml
@@ -147,5 +147,8 @@
 			<param name="input" value="applet/basic/solaris_natives.jar"/>
 			<param name="output" value="applet/advance/solaris_natives.jar.lzma"/>
 		</antcall>
+		
+		<delete file="applet/*.jar"/>
+		<delete file="applet/*.lzma"/>
 	</target>
 </project>
\ No newline at end of file