diff --git a/gnuradio scripts/RX/Meshtastic_US_250KHz_RTLSDR.grc b/gnuradio scripts/RX/Meshtastic_US_250KHz_RTLSDR.grc
index b4e7404..5bf0e1a 100644
--- a/gnuradio scripts/RX/Meshtastic_US_250KHz_RTLSDR.grc	
+++ b/gnuradio scripts/RX/Meshtastic_US_250KHz_RTLSDR.grc	
@@ -299,7 +299,7 @@ blocks:
   parameters:
     affinity: ''
     alias: ''
-    center_freq: center_250KHz
+    center_freq: '0'
     comment: 'Set Minoutbuf = 17000
 
       Frame Sync needs that'