diff --git a/common/place_sa.cc b/common/place_sa.cc
index 8b111c6c..058f0a84 100644
--- a/common/place_sa.cc
+++ b/common/place_sa.cc
@@ -355,7 +355,7 @@ class SAPlacer
         }
         wirelength =
                 wirelen_t((((ymax - ymin) + (xmax - xmin)) *
-                           std::min(3.0, (1.0 + std::exp(-worst_slack / 10)))));
+                           std::min(5.0, (1.0 + std::exp(-worst_slack / 5)))));
         return wirelength;
     }