diff --git a/libs/sysaudio/src/soundio.zig b/libs/sysaudio/src/soundio.zig
index 876895ab..3bf3e84e 100644
--- a/libs/sysaudio/src/soundio.zig
+++ b/libs/sysaudio/src/soundio.zig
@@ -17,7 +17,7 @@ const Audio = @This();
 pub const DataCallback = if (@import("builtin").zig_backend == .stage1)
     fn (device: Device, frame_count: u32) void
 else
-    fn (device: Device, frame_count: u32) void;
+    *const fn (device: Device, frame_count: u32) void;
 
 pub const Device = struct {
     handle: SoundIoStream,