diff --git a/requirements.txt b/requirements.txt
index 8c8300be..70dab25d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 pybind11>=2.6.0
-paramiko
\ No newline at end of file
+paramiko
+intervaltree
\ No newline at end of file