diff --git a/requirements.txt b/requirements.txt
index 9593025..f0fb327 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 gitdb==4.0.9
 GitPython==3.1.27
 smmap==5.0.0
+PyInputPlus==0.2.12
 -e .