diff --git a/research/src/bin/replay_encounters.rs b/research/src/bin/replay_encounters.rs
index 4dc9f77..ce56ca6 100644
--- a/research/src/bin/replay_encounters.rs
+++ b/research/src/bin/replay_encounters.rs
@@ -376,7 +376,7 @@ fn write_report<W: Write>(
     for experiment in experiments.iter() {
         writeln!(
             writer,
-            "{},{},{},{},{},{},{:.5}",
+            "{},{},{},{},{},{},{:.6}",
             f64::from(experiment.rating_system.min_deviation()),
             f64::from(experiment.rating_system.max_deviation()),
             f64::from(experiment.rating_system.default_volatility()),