diff --git a/src/hud.rs b/src/hud.rs
index 85d9d13..db477e2 100644
--- a/src/hud.rs
+++ b/src/hud.rs
@@ -670,7 +670,7 @@ fn update_gauges(
     for (mut style, mut bg, gauge, len) in &mut q_gauges {
         let value: f32 = match gauge {
             Gauge::Health => hp.current / hp.max,
-            Gauge::Oxygen => suit.oxygen / suit.oxygen_max,
+            Gauge::Oxygen => (suit.oxygen / suit.oxygen_max).powf(0.5),
             Gauge::Integrity => suit.integrity,
             Gauge::Power => suit.power / suit.power_max,
         };