diff --git a/src/client/graphics/layers/TerritoryLayer.ts b/src/client/graphics/layers/TerritoryLayer.ts
index 05d47d165..f34389ad8 100644
--- a/src/client/graphics/layers/TerritoryLayer.ts
+++ b/src/client/graphics/layers/TerritoryLayer.ts
@@ -20,6 +20,7 @@ import { TerritoryWebGLRenderer } from "./TerritoryWebGLRenderer";
 const CONTEST_ID_MASK = 0x7fff;
 const CONTEST_ATTACKER_EVER_BIT = 0x8000;
 const CONTEST_TIME_WRAP = 32768;
+const DEFAULT_CONTEST_DURATION_MS = 200;
 
 type ContestComponent = {
   id: number;
@@ -54,7 +55,7 @@ export class TerritoryLayer implements Layer {
   private lastFocusedPlayer: PlayerView | null = null;
   private lastMyPlayerSmallId: number | null = null;
   private lastPaletteSignature: string | null = null;
-  private contestDurationMs = 1000;
+  private contestDurationMs = DEFAULT_CONTEST_DURATION_MS;
   private contestActive = false;
   private contestNextId = 1;
   private contestFreeIds: number[] = [];
diff --git a/src/client/graphics/layers/TerritoryWebGLRenderer.ts b/src/client/graphics/layers/TerritoryWebGLRenderer.ts
index fb125201f..71eb15f1a 100644
--- a/src/client/graphics/layers/TerritoryWebGLRenderer.ts
+++ b/src/client/graphics/layers/TerritoryWebGLRenderer.ts
@@ -903,7 +903,7 @@ export class TerritoryWebGLRenderer {
 
   setContestNow(nowPacked: number, durationMs: number) {
     this.contestNow = nowPacked | 0;
-    this.contestDurationMs = Math.max(1, durationMs);
+    this.contestDurationMs = Math.max(0, durationMs);
   }
 
   snapshotStateForSmoothing() {