diff --git a/libraries/javacomm/javacomm.SlackBuild b/libraries/javacomm/javacomm.SlackBuild
index b95a7b210f..90262dce91 100644
--- a/libraries/javacomm/javacomm.SlackBuild
+++ b/libraries/javacomm/javacomm.SlackBuild
@@ -5,7 +5,7 @@
 # This script is dedicated to the public domain
 
 PRGNAM=javacomm
-VERSION=2.0
+VERSION=${VERSION:-2.0}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}