diff --git a/lib/OpenLayers/Format/Filter/v1_1_0.js b/lib/OpenLayers/Format/Filter/v1_1_0.js
index 6010e09..524c53b 100644
--- a/lib/OpenLayers/Format/Filter/v1_1_0.js
+++ b/lib/OpenLayers/Format/Filter/v1_1_0.js
@@ -84,6 +84,9 @@ OpenLayers.Format.Filter.v1_1_0 = OpenLayers.Class(
                     type: OpenLayers.Filter.Comparison.LIKE
                 });
                 this.readChildNodes(node, filter);
+                if (filter.value != null) {
+                    filter.value += "";
+                }
                 var wildCard = node.getAttribute("wildCard");
                 var singleChar = node.getAttribute("singleChar");
                 var esc = node.getAttribute("escapeChar");
@@ -178,4 +181,4 @@ OpenLayers.Format.Filter.v1_1_0 = OpenLayers.Class(
 
     CLASS_NAME: "OpenLayers.Format.Filter.v1_1_0" 
 
-});
\ No newline at end of file
+});