diff --git a/LICENSE.md b/LICENSE.md
index 57f0005..a5602c1 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -35,6 +35,10 @@
     - gasp.ogg: Gasping for air
     - gasprelief.ogg: Heavy breathing
     - growl.ogg: Growled into a Xaphoon (2024-09-13@18:21), lowered by an octave, added reverb
+    - refill.ogg: This consists of 3 overlaid parts:
+        - Starting clang: Hit a fire extinguisher with a chunk of metal
+        - Main hiss: Sprayed a can of WD-40, applied high pass filter (1khz, 36db roll-off per octave)
+        - Finishing hiss: Opened a beer bottle
     - thruster.ogg: Sprayed a can of WD-40, applied low pass filter (2khz, 6db roll-off per octave)
     - wakeup.ogg: Heavy breathing
     - woosh.ogg: Blew into the mic, pitch lowered by 24 semitones
diff --git a/assets/sounds/refill.ogg b/assets/sounds/refill.ogg
new file mode 100644
index 0000000..b92db71
Binary files /dev/null and b/assets/sounds/refill.ogg differ
diff --git a/src/audio.rs b/src/audio.rs
index 1fa0932..d220084 100644
--- a/src/audio.rs
+++ b/src/audio.rs
@@ -78,6 +78,7 @@ const PATHS: &[(SfxType, Sfx, &str)] = &[
     ),
     (SfxType::OneOff, Sfx::Ping, "sounds/connect.ogg"),
     (SfxType::OneOff, Sfx::Switch, "sounds/click2.ogg"),
+    (SfxType::OneOff, Sfx::Refill, "sounds/refill.ogg"),
     (SfxType::OneOff, Sfx::WakeUp, "sounds/wakeup.ogg"),
     (SfxType::OneOff, Sfx::Woosh, "sounds/woosh.ogg"),
     (SfxType::OneOff, Sfx::Zoom, "sounds/zoom.ogg"),
@@ -98,6 +99,7 @@ pub enum Sfx {
     IncomingChatMessage,
     Ion,
     Ping,
+    Refill,
     Switch,
     Thruster,
     WakeUp,
@@ -115,6 +117,7 @@ pub fn str2sfx(sfx_label: &str) -> Sfx {
         "chat" => Sfx::IncomingChatMessage,
         "ping" => Sfx::Ping,
         "connect" => Sfx::Connect,
+        "refill" => Sfx::Refill,
         "entervehicle" => Sfx::EnterVehicle,
         "crash" => Sfx::Ping,
         _ => Sfx::Click,
diff --git a/src/chat.rs b/src/chat.rs
index d9a3fef..7685091 100644
--- a/src/chat.rs
+++ b/src/chat.rs
@@ -861,6 +861,7 @@ pub fn handle_chat_scripts(
             "refilloxygen" => {
                 if let Ok(mut amount) = param1.to_string().parse::<f32>() {
                     for (_, mut suit, _) in q_player.iter_mut() {
+                        ew_sfx.send(audio::PlaySfxEvent(audio::Sfx::Refill));
                         if param2.is_empty() {
                             suit.oxygen = (suit.oxygen + amount).clamp(0.0, suit.oxygen_max);
                         } else {