diff --git a/extensions/linux/mk-jar.sh b/extensions/common/mk-jar.sh
similarity index 50%
rename from extensions/linux/mk-jar.sh
rename to extensions/common/mk-jar.sh
index 849ba6f9..809ab00f 100755
--- a/extensions/linux/mk-jar.sh
+++ b/extensions/common/mk-jar.sh
@@ -1,3 +1,3 @@
 cd casajar
-zip -rD casa.jar *
+zip -rD -x .svn casa.jar *
 mv casa.jar ../.