diff --git a/src/modules/module-protocol-pulse/pulse-server.c b/src/modules/module-protocol-pulse/pulse-server.c
index 3d544b63e..22cb477f5 100644
--- a/src/modules/module-protocol-pulse/pulse-server.c
+++ b/src/modules/module-protocol-pulse/pulse-server.c
@@ -1246,16 +1246,14 @@ static void stream_process(void *data)
 				pd.underrun_for = size;
 				pd.underrun = true;
 			}
-			if (!stream->corked) {
+			if (stream->attr.prebuf == 0 && !stream->corked) {
 				pd.missing = size;
-				if (stream->attr.prebuf == 0) {
-					pd.playing_for = size;
-					if (avail > 0) {
-						index += avail;
-						pd.read_inc = avail;
-					}
-					spa_ringbuffer_read_update(&stream->ring, index);
+				pd.playing_for = size;
+				if (avail > 0) {
+					index += avail;
+					pd.read_inc = avail;
 				}
+				spa_ringbuffer_read_update(&stream->ring, index);
 			}
 			pw_log_debug("%p: [%s] underrun read:%u avail:%d max:%u",
 					stream, client->name, index, avail, minreq);