diff --git a/rust-toolchain b/rust-toolchain
index 1d00beed5f..05f8d76601 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-nightly-2019-09-03
+nightly-2019-07-03
diff --git a/world/src/generator/town/mod.rs b/world/src/generator/town/mod.rs
index 7073cd92e4..476d46595c 100644
--- a/world/src/generator/town/mod.rs
+++ b/world/src/generator/town/mod.rs
@@ -424,7 +424,7 @@ impl TownVol {
         for _ in 0..n {
             for _ in 0..ATTEMPTS {
                 let entrance = {
-                    let start_col = self.choose_column(rng, |_, col| col.is_road()).unwrap();;
+                    let start_col = self.choose_column(rng, |_, col| col.is_road()).unwrap();
                     let start = Vec3::new(
                         start_col.x,
                         start_col.y,