diff --git a/data/apps/cvtt_musvc_sim.cfg b/data/apps/cvtt_musvc_sim.cfg
index cf10f76..c13196c 100644
--- a/data/apps/cvtt_musvc_sim.cfg
+++ b/data/apps/cvtt_musvc_sim.cfg
@@ -120,7 +120,7 @@
             , "trades_recording": { # unconditional trades recording for 1min aggregates
                 "flush_interval_sec": 5.0
                 , "prune": {
-                    "max_days": 14
+                    "max_days": 7
                 }
                 , "instruments": [
                     {