diff --git a/server/src/atlas/believability.rs b/server/src/atlas/believability.rs
index 66f3e5f00..5e59d7cd7 100644
--- a/server/src/atlas/believability.rs
+++ b/server/src/atlas/believability.rs
@@ -943,7 +943,7 @@ mod tests {
             for y in 0..4 {
                 let mut d = district(
                     MorphologyZone::AlluvialPlain,
-                    (x * 20) as i32,
+                    x * 20,
                     0,
                     50,
                     0, // dry land