diff --git a/src/combine-layouts.rs b/src/combine-layouts.rs
index 3dba5b5..a9b6c15 100644
--- a/src/combine-layouts.rs
+++ b/src/combine-layouts.rs
@@ -23,7 +23,7 @@ fn main() {
     let transposed_city = transpose_city(&city);
     eprintln!("Finished building a transposed city");
 
-    const TOP_LAYOUT_COUNT: usize = 1000;
+    const TOP_LAYOUT_COUNT: usize = 1500;
 
     let mut cache = combine::CompatibilityCache::new();