diff --git a/groundstation/sstv_decode_iss.sh b/groundstation/sstv_decode_iss.sh
index dcf26181..bd0dc7fa 100755
--- a/groundstation/sstv_decode_iss.sh
+++ b/groundstation/sstv_decode_iss.sh
@@ -31,5 +31,5 @@ sudo killall -9 CubicSDR &>/dev/null
 
 qsstv &
 
-rtl_fm -M fm -f 145.8M -s 48k | aplay -D hw:2,0,0 -r 48000 -t raw -f S16_LE -c 1 
+rtl_fm -M fm -f 145.8M -s 48k | aplay -D hw:3,0,0 -r 48000 -t raw -f S16_LE -c 1 
 $SHELL