diff --git a/src/config.hpp b/src/config.hpp
index b25fb6f..805574a 100644
--- a/src/config.hpp
+++ b/src/config.hpp
@@ -56,7 +56,7 @@ struct Config {
 
     // ── Scene tracking ────────────────────────────────────────────────────────
     double extinction_sec{5.0};   // keep actor active this many seconds after last detection
-    double anneal_sec{2.0};       // merge actor windows separated by less than this into one epoch
+    double anneal_sec{10.0};      // merge actor windows separated by less than this into one epoch
 
     // ── Inference backend tuning ────────────────────────────────────────────
     // Consumed by the compiled-in inference backend (ORT or TRT).