diff --git a/requirements.txt b/requirements.txt
index e7c1b67..ae28537 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,4 +14,4 @@ requests==2.23.0
 xlrd==1.2.0
 
 # Unzip 7z (used by Admin Express)
-py7zr==0.6
+py7zr==0.20.2