diff --git a/readropslibrary/src/main/java/com/readrops/readropslibrary/Utils/Utils.java b/readropslibrary/src/main/java/com/readrops/readropslibrary/Utils/Utils.java
index 3e27f9f3..d50c4eed 100644
--- a/readropslibrary/src/main/java/com/readrops/readropslibrary/Utils/Utils.java
+++ b/readropslibrary/src/main/java/com/readrops/readropslibrary/Utils/Utils.java
@@ -10,6 +10,7 @@ public final class Utils {
     public static final String RSS_APPLICATION_CONTENT_TYPE = "application/xml";
     public static final String ATOM_CONTENT_TYPE = "application/atom+xml";
     public static final String JSON_CONTENT_TYPE = "application/json";
+    public static final String HTML_CONTENT_TYPE = "text/html";
 
     public static String inputStreamToString(InputStream input) {
         Scanner scanner = new Scanner(input).useDelimiter("\\A");
diff --git a/readropslibrary/src/main/java/com/readrops/readropslibrary/localfeed/RSSNetwork.java b/readropslibrary/src/main/java/com/readrops/readropslibrary/localfeed/RSSNetwork.java
index e7603ef9..dfc7ba85 100644
--- a/readropslibrary/src/main/java/com/readrops/readropslibrary/localfeed/RSSNetwork.java
+++ b/readropslibrary/src/main/java/com/readrops/readropslibrary/localfeed/RSSNetwork.java
@@ -54,7 +54,7 @@ public class RSSNetwork {
         if (response.isSuccessful()) {
             RSSType type = getRSSType(header);
             if (type == null) {
-                callback.onSyncFailure(new IllegalArgumentException("bad content type"));
+                callback.onSyncFailure(new IllegalArgumentException("bad content type : " + header + "for " + url));
                 return;
             }
 
@@ -123,6 +123,8 @@ public class RSSNetwork {
                 return RSSType.RSS_ATOM;
             case Utils.JSON_CONTENT_TYPE:
                 return RSSType.RSS_JSON;
+            case Utils.HTML_CONTENT_TYPE:
+                return RSSType.RSS_UNKNOWN;
             default:
                 Log.d(TAG, "bad content type : " + contentType);
                 return null;