diff --git a/tests/unit.f b/tests/unit.f
index 733e010a..bd0ab42e 100644
--- a/tests/unit.f
+++ b/tests/unit.f
@@ -524,7 +524,7 @@ subroutine cp_unit(iflag)
 
       if (nio.eq.0) write (6,*) 'edif',edif,s1,s2
 
-      if (edif.gt.9.e-11) iexit=iexit+8
+      if (edif.gt.5.e-10) iexit=iexit+8
 
       call exitm(iexit)