diff --git a/S4/requirements.txt b/S4/requirements.txt
index 488ce47..1e2155a 100644
--- a/S4/requirements.txt
+++ b/S4/requirements.txt
@@ -1,4 +1,4 @@
 torch==1.3.1
 torchsummary==1.5.1
 torchvision==0.1.8
-tqdm==4.42.0
\ No newline at end of file
+tqdm==4.66.3
\ No newline at end of file