diff --git a/JavaSource/gov/noaa/pmel/tmap/las/filter/RequestInputFilter.java b/JavaSource/gov/noaa/pmel/tmap/las/filter/RequestInputFilter.java
index bf7868860..325c8d6f5 100644
--- a/JavaSource/gov/noaa/pmel/tmap/las/filter/RequestInputFilter.java
+++ b/JavaSource/gov/noaa/pmel/tmap/las/filter/RequestInputFilter.java
@@ -410,7 +410,10 @@ public boolean validateTemplates(HttpServletRequest request) {
 		if ( value != null ) {
             for (int i = 0; i < value.length; i++) {
                 String v = value[i];
-                if (v.toLowerCase().contains(">") || v.toLowerCase().contains("<") || v.toLowerCase().contains("script")) {
+                if (v.toLowerCase().contains(">") || 
+                    v.toLowerCase().contains("<") || 
+                    v.toLowerCase().contains("script") || 
+                    v.toLowerCase().contains("..") ) {
                     return false;
                 }
             }