diff --git a/.gitignore b/.gitignore
index 9ab2990..5c15108 100755
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ dist
 .idea
 tmp
 .tox/
+.DS_Store
diff --git a/petlx/bio/vcf.py b/petlx/bio/vcf.py
index 5f18a39..cead4f5 100644
--- a/petlx/bio/vcf.py
+++ b/petlx/bio/vcf.py
@@ -69,7 +69,7 @@ def __iter__(self):
             
         # fetch region?
         if None not in [self.chrom, self.start]:
-            it = reader.fetch(self.chrom, self.start, self.end)
+            it = reader.fetch(self.chrom, self.start, self.stop)
         else:
             it = reader