diff --git a/src/engine/audio.rs b/src/engine/audio.rs
index 725c85b..104917b 100644
--- a/src/engine/audio.rs
+++ b/src/engine/audio.rs
@@ -258,7 +258,13 @@ pub fn build_stream(
     let max_channels = doux::audio::max_output_channels(&device);
     let channels = config.channels.min(max_channels);
 
-    let buffer_size = if config.buffer_size > 0 {
+    let is_jack = doux::audio::preferred_host()
+        .id()
+        .name()
+        .to_lowercase()
+        .contains("jack");
+
+    let buffer_size = if config.buffer_size > 0 && !is_jack {
         cpal::BufferSize::Fixed(config.buffer_size)
     } else {
         cpal::BufferSize::Default