diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index 768ba31e79..e711a99a41 100644
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -265,8 +265,6 @@ static void hda_audio_input_cb(void *opaque, int avail)
 
     int64_t to_transfer = MIN(B_SIZE - (wpos - rpos), avail);
 
-    hda_timer_sync_adjust(st, -((wpos - rpos) + to_transfer - (B_SIZE >> 1)));
-
     while (to_transfer) {
         uint32_t start = (uint32_t) (wpos & B_MASK);
         uint32_t chunk = (uint32_t) MIN(B_SIZE - start, to_transfer);
@@ -278,6 +276,8 @@ static void hda_audio_input_cb(void *opaque, int avail)
             break;
         }
     }
+
+    hda_timer_sync_adjust(st, -((wpos - rpos) - (B_SIZE >> 1)));
 }
 
 static void hda_audio_output_timer(void *opaque)