diff --git a/src/main/java/com/commafeed/backend/feeds/FeedUtils.java b/src/main/java/com/commafeed/backend/feeds/FeedUtils.java
index 53d55f06..b55e1a38 100644
--- a/src/main/java/com/commafeed/backend/feeds/FeedUtils.java
+++ b/src/main/java/com/commafeed/backend/feeds/FeedUtils.java
@@ -69,6 +69,8 @@ public class FeedUtils {
 			if (StringUtils.endsWith(extracted, "1") == false) {
 				return extracted;
 			}
+		} else if (StringUtils.startsWithIgnoreCase(extracted, "windows-")) {
+			return extracted;
 		}
 		return detectEncoding(bytes);
 	}