diff --git a/RX_FSK/data/config.txt b/RX_FSK/data/config.txt
index 7babac7..73f7250 100644
--- a/RX_FSK/data/config.txt
+++ b/RX_FSK/data/config.txt
@@ -85,8 +85,8 @@ dfm.rxbw=10400
 # s1: igs.bkg.bund.de/IGS/BRDC/
 # s2: www.ngs.noaa.gov/cors/rinex/
 #-------------------------------#
-ephftp=www.ngs.noaa.gov/cors/rinex/
-#ephftp=igs.bkg.bund.de/IGS/BRDC/
+#ephftp=www.ngs.noaa.gov/cors/rinex/
+ephftp=igs.bkg.bund.de/IGS/BRDC/
 #-------------------------------#
 # axudp for sending to aprsmap
 #-------------------------------#