diff --git a/python/README.md b/python/README.md
index 1aa7e3c..ba93703 100644
--- a/python/README.md
+++ b/python/README.md
@@ -13,3 +13,4 @@ Currently used in
 * [GenomicMedLab/dgipy](https://github.com/GenomicMedLab/dgipy/)
 * [GenomicMedLab/regbot](https://github.com/GenomicMedLab/regbot)
 * [ave-dcd/dcd-mapping](https://github.com/ave-dcd/dcd_mapping/)
+* [gks-anvil/vrsix](https://github.com/gks-anvil/vrsix)