1 files changed, 1 insertions, 1 deletions
diff --git a/src/bin/add-student-x500s.rs b/src/bin/add-student-x500s.rs
index 14023b1..d39568c 100644
--- a/src/bin/add-student-x500s.rs
+++ b/src/bin/add-student-x500s.rs
@@ -99,7 +99,7 @@ async fn main() -> Result<()> {
         .map(|record| {
             let email = &record[3];
             if let Some(x500) = email.strip_suffix("@umn.edu") {
-                Ok(x500.to_string())
+                Ok(x500.to_lowercase())
             } else {
                 bail!("not a valid UMN email: {:?}", email)
             }