diff --git a/less-build.sh b/less-build.sh
new file mode 100755
index 00000000..08bbace5
--- /dev/null
+++ b/less-build.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+# First you have to link/copy /skins directory from Roundcube repo
+# into ./skins here
+
+# Note: You can remove -x option to generate non-minified file
+#       (remember to remove ".min" from the output file name)
+
+lessc --relative-urls -x plugins/libkolab/skins/elastic/libkolab.less > plugins/libkolab/skins/elastic/libkolab.min.css