diff --git a/tank-rust/src/dqn/feature.rs b/tank-rust/src/dqn/feature.rs
index b4a2279..121cf25 100644
--- a/tank-rust/src/dqn/feature.rs
+++ b/tank-rust/src/dqn/feature.rs
@@ -18,7 +18,7 @@ impl Polar {
     pub fn clip(&self) -> Self {
         Polar {
             angle: self.angle,
-            distance: self.distance.min(1e6).max(0.0),
+            distance: self.distance.min(1e3).max(0.0),
         }
     }
 }