diff --git a/lib/fsk4hf/sync8.f90 b/lib/fsk4hf/sync8.f90
index a13297318..30f6de172 100644
--- a/lib/fsk4hf/sync8.f90
+++ b/lib/fsk4hf/sync8.f90
@@ -1,8 +1,8 @@
 subroutine sync8(dd,nfa,nfb,syncmin,nfqso,s,candidate,ncand,sbase)
 
   include 'ft8_params.f90'
-! Search over +/- 1.5s relative to 0.5s TX start time. 
-  parameter (JZ=38)                        
+! Search over +/- 2.5s relative to 0.5s TX start time. 
+  parameter (JZ=62)                        
   complex cx(0:NH1)
   real s(NH1,NHSYM)
   real savg(NH1)
@@ -138,7 +138,8 @@ subroutine sync8(dd,nfa,nfb,syncmin,nfqso,s,candidate,ncand,sbase)
 !  do i=ncand,1,-1
   do i=1,ncand
      j=indx(i)
-     if( candidate0(3,j) .ge. syncmin .and. candidate0(2,j).ge.-1.5 ) then
+!     if( candidate0(3,j) .ge. syncmin .and. candidate0(2,j).ge.-1.5 ) then
+     if( candidate0(3,j) .ge. syncmin ) then
        candidate(1,k)=abs(candidate0(1,j))
        candidate(2,k)=candidate0(2,j)
        candidate(3,k)=candidate0(3,j)