diff --git a/src/sam/record.jl b/src/sam/record.jl
index 407fe2f..6d4b149 100644
--- a/src/sam/record.jl
+++ b/src/sam/record.jl
@@ -327,8 +327,8 @@ function alignlength(record::Record)::Int
             op = convert(BioAlignments.Operation, Char(c))
             if BioAlignments.ismatchop(op) || BioAlignments.isdeleteop(op)
                 ret += len
-                len = 0
             end
+            len = 0
         end
     end
     return ret