diff --git a/src/core/emu.zig b/src/core/emu.zig
index 8d3d9d7..a1c7259 100644
--- a/src/core/emu.zig
+++ b/src/core/emu.zig
@@ -105,7 +105,8 @@ pub fn runFrame(sched: *Scheduler, cpu: *Arm7tdmi) void {
 }
 
 fn audioSync(audio_sync: bool, stream: *SDL.SDL_AudioStream, is_buffer_full: *bool) void {
-    const sample_size = 2 * @sizeOf(u16);
+    comptime std.debug.assert(@import("../platform.zig").sample_format == SDL.AUDIO_F32);
+    const sample_size = 2 * @sizeOf(f32);
     const max_buf_size: c_int = 0x400;
 
     // Determine whether the APU is busy right at this moment
diff --git a/src/platform.zig b/src/platform.zig
index 9d8e989..f4325dd 100644
--- a/src/platform.zig
+++ b/src/platform.zig
@@ -202,7 +202,10 @@ pub const Gui = struct {
                             SDL.SDLK_s => io.keyinput.shoulder_r.set(),
                             SDL.SDLK_RETURN => io.keyinput.start.set(),
                             SDL.SDLK_RSHIFT => io.keyinput.select.set(),
-                            SDL.SDLK_i => log.err("Sample Count: {}", .{@intCast(u32, SDL.SDL_AudioStreamAvailable(cpu.bus.apu.stream)) / (2 * @sizeOf(u16))}),
+                            SDL.SDLK_i => {
+                                comptime std.debug.assert(sample_format == SDL.AUDIO_F32);
+                                log.err("Sample Count: {}", .{@intCast(u32, SDL.SDL_AudioStreamAvailable(cpu.bus.apu.stream)) / (2 * @sizeOf(f32))});
+                            },
                             SDL.SDLK_j => log.err("Scheduler Capacity: {} | Scheduler Event Count: {}", .{ scheduler.queue.capacity(), scheduler.queue.count() }),
                             SDL.SDLK_k => {
                                 // Dump IWRAM to file