diff --git a/luci-app-omr-dscp/root/etc/init.d/omr-dscp b/luci-app-omr-dscp/root/etc/init.d/omr-dscp
index 70b7bd17b..9ea0d661f 100755
--- a/luci-app-omr-dscp/root/etc/init.d/omr-dscp
+++ b/luci-app-omr-dscp/root/etc/init.d/omr-dscp
@@ -81,8 +81,8 @@ _add_dscp_rules() {
 	direction="" ; config_get direction "$1" direction "upload"
 	comment=""   ; config_get comment "$1" comment "-"
 
-	src_port="$(echo $src_port | sed 's/-/:)"
-	dest_port="$(echo $dest_port | sed 's/-/:)"
+	src_port="$(echo $src_port | sed 's/-/:/g')"
+	dest_port="$(echo $dest_port | sed 's/-/:/g')"
 	case "$direction" in
 		upload|both)
 			# Apply the rule locally