diff --git a/WiFiManager.cpp b/WiFiManager.cpp
index 63015ef..5f26ae6 100644
--- a/WiFiManager.cpp
+++ b/WiFiManager.cpp
@@ -3268,7 +3268,7 @@ String WiFiManager::htmlEntities(String str) {
   str.replace("&","&");
   str.replace("<","&lt;");
   str.replace(">","&gt;");
-  // str.replace("'","&#39;");
+  str.replace("-","&#8211;");
   // str.replace("\"","&quot;");
   // str.replace("/": "&#x2F;");
   // str.replace("`": "&#x60;");