diff --git a/swordfish/src/katana.rs b/swordfish/src/katana.rs
index 312463d..718111b 100644
--- a/swordfish/src/katana.rs
+++ b/swordfish/src/katana.rs
@@ -13,7 +13,7 @@ use swordfish_common::{trace, warn};
 use tokio::task;
 
 static TEXT_NUM_REGEX: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"[A-Za-z0-9]").unwrap());
-static ALLOWED_CHARS_REGEX: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"[\-!': ]").unwrap());
+static ALLOWED_CHARS_REGEX: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"[\-!.': ]").unwrap());
 const CARD_NAME_X_OFFSET: u32 = 22;
 const CARD_NAME_Y_OFFSET: u32 = 28;
 const CARD_NAME_WIDTH: u32 = 202 - CARD_NAME_X_OFFSET;