diff --git a/internal/config/defaults.go b/internal/config/defaults.go
index d9651f60..ee1a4f6b 100644
--- a/internal/config/defaults.go
+++ b/internal/config/defaults.go
@@ -9,5 +9,5 @@ const (
 	DefaultMaxMessageChars = 32000
 	DefaultMaxIterations   = 30
 	DefaultTemperature     = 0.7
-	DefaultHistoryShare    = 0.75
+	DefaultHistoryShare    = 0.85
 )