diff --git a/platform/osd-merkur/params.h b/platform/osd-merkur/params.h
index 3bb6153e8..ce368de97 100644
--- a/platform/osd-merkur/params.h
+++ b/platform/osd-merkur/params.h
@@ -13,7 +13,7 @@
  * Note the parameters in this file can be changed without forcing a complete rebuild.
  */
 // default settings
-#define CHANNEL_802_15_4          26     // default frequency (11-26) 
+#define CHANNEL_802_15_4          25     // default frequency (11-26) 
 
 // end default settings