diff --git a/lib/ft8_decode.f90 b/lib/ft8_decode.f90
index 26b12d6c9..a7a467a31 100644
--- a/lib/ft8_decode.f90
+++ b/lib/ft8_decode.f90
@@ -132,8 +132,8 @@ contains
     ifa=nfa
     ifb=nfb
     if(nagain) then
-       ifa=nfqso-10
-       ifb=nfqso+10
+       ifa=nfqso-20
+       ifb=nfqso+20
     endif
 
 ! For now: