diff --git a/requirements.txt b/requirements.txt
index af3a4388330abf7b84879202f82b0eb409be6698..971e8f8728111ed08cd615800d1ecc6cc9d6b2d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,3 +14,4 @@ torch
 setproctitle
 imageio
 tensorboardX
+nptyping
\ No newline at end of file