diff --git a/lib/jt65_decode.f90 b/lib/jt65_decode.f90
index ed12a3f3a..2a405a647 100644
--- a/lib/jt65_decode.f90
+++ b/lib/jt65_decode.f90
@@ -217,6 +217,7 @@ contains
           ca(ncand)%sync=5.0
           ca(ncand)%dt=2.5
           ca(ncand)%freq=nfqso
+          ca(ncand)%flip=0
        endif
        do icand=1,ncand
           sync1=ca(icand)%sync