diff --git a/examples/CC1101_Receive/CC1101_Receive.ino b/examples/CC1101_Receive/CC1101_Receive.ino
index 575347d..b218ce6 100644
--- a/examples/CC1101_Receive/CC1101_Receive.ino
+++ b/examples/CC1101_Receive/CC1101_Receive.ino
@@ -322,6 +322,7 @@ void loop()
         // Add data filtering to only match the corresponding character prefix.
         // If you do not add a data prefix, it may be interfered by other products with the same frequency.
         if (!str.startsWith("Embed:")) {
+            xSemaphoreGive(radioLock);
             return;
         }
         // remove prefix
diff --git a/firmware/CC1101_Receive_20231108.bin b/firmware/CC1101_Receive_20231121.bin
similarity index 68%
rename from firmware/CC1101_Receive_20231108.bin
rename to firmware/CC1101_Receive_20231121.bin
index 410f7f5..56842d2 100644
Binary files a/firmware/CC1101_Receive_20231108.bin and b/firmware/CC1101_Receive_20231121.bin differ