diff --git a/src/main.cpp b/src/main.cpp
index 803dba6..3226d1e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -266,7 +266,7 @@ postFrameCallback(RenderState* rs, void* user_data = nullptr)
 			gs->sim_speed);
 }
 
-#define DEFAULT_SIM_SPEED 100
+#define DEFAULT_SIM_SPEED 2000
 int
 main()
 {