diff --git a/src/main.rs b/src/main.rs
index c63a799..3d37037 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -41,7 +41,7 @@ enum RollField {
     Date,
     Exposures,
     Film,
-    ShotAt,
+    ISO,
 }
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq)]
@@ -149,7 +149,7 @@ impl eframe::App for MyApp {
                         ("Date", RollField::Date),
                         ("Exposures", RollField::Exposures),
                         ("Film", RollField::Film),
-                        ("Shot at", RollField::ShotAt),
+                        ("ISO", RollField::ISO),
                     ] {
                         let label_text = if field_id == self.roll_sort.0 {
                             RichText::new(format!("{} {}", name, self.roll_sort.1))
@@ -185,7 +185,7 @@ impl eframe::App for MyApp {
                                 RollField::Film => self.state.films[roll_1.film]
                                     .name
                                     .cmp(&self.state.films[roll_2.film].name),
-                                RollField::ShotAt => roll_1
+                                RollField::ISO => roll_1
                                     .shot_at
                                     .unwrap_or(self.state.films[roll_1.film].iso)
                                     .cmp(