diff --git a/bundles/org.openhab.binding.kaleidescape/src/main/java/org/openhab/binding/kaleidescape/internal/handler/KaleidescapeMessageHandler.java b/bundles/org.openhab.binding.kaleidescape/src/main/java/org/openhab/binding/kaleidescape/internal/handler/KaleidescapeMessageHandler.java
index 6e64b5453c8ef..b0e7a8b744d20 100644
--- a/bundles/org.openhab.binding.kaleidescape/src/main/java/org/openhab/binding/kaleidescape/internal/handler/KaleidescapeMessageHandler.java
+++ b/bundles/org.openhab.binding.kaleidescape/src/main/java/org/openhab/binding/kaleidescape/internal/handler/KaleidescapeMessageHandler.java
@@ -413,7 +413,7 @@ public void handleMessage(String message, KaleidescapeHandler handler) {
                                 int httpStatus = contentResponse.getStatus();
                                 if (httpStatus == OK_200) {
                                     handler.updateDetailChannel(DETAIL_COVER_ART,
-                                            new RawType(contentResponse.getContent(), RawType.DEFAULT_MIME_TYPE));
+                                            new RawType(contentResponse.getContent(), "image/jpeg"));
                                 } else {
                                     handler.updateDetailChannel(DETAIL_COVER_ART, UnDefType.NULL);
                                 }