diff --git a/box.py b/box.py
index 16b2d0a..7355583 100755
--- a/box.py
+++ b/box.py
@@ -1039,7 +1039,7 @@ class Fedora(Image):
 
 class CentosStream(Image):
     URL = "https://cloud.centos.org/centos/%s-stream/%s/images/%s"
-    IMG = '.*(CentOS-Stream-GenericCloud-%s-[0-9]+\.[0-9].%s.qcow2).*'
+    IMG = '.*(CentOS-Stream-GenericCloud-%s-[0-9]+.[0-9].%s.qcow2).*'
     CHKS = "CHECKSUM"
 
     def __init__(self, vbox, version, arch, release):