Fix: a tag can contain ascii digits

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/entry/libimagentrytag/src/tag.rs b/lib/entry/libimagentrytag/src/tag.rs
index a2d68e73..d76ee98f 100644
--- a/lib/entry/libimagentrytag/src/tag.rs
+++ b/lib/entry/libimagentrytag/src/tag.rs
@@ -36,7 +36,7 @@ pub fn is_tag_str(s: &str) -> Result<(), Error> {
 fn check_tag_string(s: &str) -> Result<(), String> {
     trace!("Checking whether '{}' is a valid tag", s);
 
-    let is_lower      = |s: &&str| s.chars().all(|c| c.is_lowercase());
+    let is_lower      = |s: &&str| s.chars().all(|c| c.is_lowercase() || c.is_ascii_digit());
     let no_whitespace = |s: &&str| s.chars().all(|c| !c.is_whitespace());
     let is_alphanum   = |s: &&str| s.chars().all(|c| c.is_alphanumeric());