diff --git a/src/core/configuration/DefaultConfig.ts b/src/core/configuration/DefaultConfig.ts
index db29e0e88..871837f15 100644
--- a/src/core/configuration/DefaultConfig.ts
+++ b/src/core/configuration/DefaultConfig.ts
@@ -271,7 +271,7 @@ export class DefaultConfig implements Config {
   trainSpawnRate(numPlayerFactories: number): number {
     // hyperbolic decay, midpoint at 10 factories
     // expected number of trains = numPlayerFactories  / trainSpawnRate(numPlayerFactories)
-    return (numPlayerFactories + 10) * 18;
+    return (numPlayerFactories + 10) * 15;
   }
   trainGold(
     rel: "self" | "team" | "ally" | "other",