fix unicode bug

1 files changed, 1 insertions, 1 deletions

diff --git a/light-client/tools/src/bin/tex_pack.rs b/light-client/tools/src/bin/tex_pack.rs
index 7ac3346c..60c409ff 100644
--- a/light-client/tools/src/bin/tex_pack.rs
+++ b/light-client/tools/src/bin/tex_pack.rs
@@ -32,7 +32,7 @@ fn main() {
         let file = BufReader::new(File::open(&path).unwrap());
         let tex = file.lines().map(Result::unwrap).collect::<Vec<String>>();
         let name = path.file_stem().unwrap().to_str().unwrap().to_string();
-        let (width, height) = (tex[0].len(), tex.len());
+        let (width, height) = (tex[0].chars().count(), tex.len());
 
         println!("adding {width}x{height} {name}");