diff --git a/dangerzone/updater/registry.py b/dangerzone/updater/registry.py
index ecdd143..0ad2e8f 100644
--- a/dangerzone/updater/registry.py
+++ b/dangerzone/updater/registry.py
@@ -39,6 +39,7 @@ def parse_image_location(input_string: str) -> Image:
         r"(?P<namespace>[a-zA-Z0-9-]+)/"
         r"(?P<image_name>[^:@]+)"
         r"(?::(?P<tag>[a-zA-Z0-9.-]+))?"
+        r"(?:@(?P<digest>sha256:[a-zA-Z0-9]+))?"
         r"$"
     )
     match = re.match(pattern, input_string)