diff --git a/gts/AllPokemon.aspx.cs b/gts/AllPokemon.aspx.cs
index e3120876..585502ff 100644
--- a/gts/AllPokemon.aspx.cs
+++ b/gts/AllPokemon.aspx.cs
@@ -57,7 +57,7 @@ namespace PkmnFoundations.GTS
         protected String CreateTrainer4(object DataItem)
         {
             GtsRecord4 record = (GtsRecord4)DataItem;
-            return record.TrainerName.Text;
+            return Common.HtmlEncode(record.TrainerName.Text);
         }
 
         protected String CreateOffer5(object DataItem)
@@ -75,7 +75,7 @@ namespace PkmnFoundations.GTS
         protected String CreateTrainer5(object DataItem)
         {
             GtsRecord5 record = (GtsRecord5)DataItem;
-            return record.TrainerName.Text;
+            return Common.HtmlEncode(record.TrainerName.Text);
         }
 
 
diff --git a/gts/src/Common.cs b/gts/src/Common.cs
index d1a45caf..fc16be21 100644
--- a/gts/src/Common.cs
+++ b/gts/src/Common.cs
@@ -72,6 +72,9 @@ namespace PkmnFoundations.GTS
             return result.ToArray();
         }
 
-
+        public static string HtmlEncode(string s)
+        {
+            return HttpUtility.HtmlEncode(s);
+        }
     }
 }
\ No newline at end of file