diff --git a/miniaudio.h b/miniaudio.h
index a4e0a30c..c4d24567 100644
--- a/miniaudio.h
+++ b/miniaudio.h
@@ -12238,7 +12238,7 @@ static MA_INLINE void ma_zero_memory_default(void* p, size_t sz)
 #define ma_abs(x)                       (((x) > 0) ? (x) : -(x))
 #define ma_clamp(x, lo, hi)             (ma_max(lo, ma_min(x, hi)))
 #define ma_offset_ptr(p, offset)        (((ma_uint8*)(p)) + (offset))
-#define ma_align(x, a)                  ((x + (a-1)) & ~(a-1))
+#define ma_align(x, a)                  (((x) + ((a)-1)) & ~((a)-1))
 #define ma_align_64(x)                  ma_align(x, 8)
 
 #define ma_buffer_frame_capacity(buffer, channels, format) (sizeof(buffer) / ma_get_bytes_per_sample(format) / (channels))