diff --git a/spa/include/spa/buffer/meta.h b/spa/include/spa/buffer/meta.h
index c9202e1b9..f27351266 100644
--- a/spa/include/spa/buffer/meta.h
+++ b/spa/include/spa/buffer/meta.h
@@ -78,10 +78,11 @@ struct spa_meta_header {
 #define SPA_META_HEADER_FLAG_GAP	(1 << 4)	/**< data contains media neutral data */
 #define SPA_META_HEADER_FLAG_DELTA_UNIT	(1 << 5)	/**< cannot be decoded independently */
 	uint32_t flags;				/**< flags */
-	uint32_t seq;				/**< sequence number, increments with a
+	uint32_t offset;			/**< offset in current cycle */
+	uint64_t seq;				/**< sequence number, increments with a
 						  *  media specific frequency */
 	int64_t pts;				/**< presentation timestamp */
-	int64_t dts_offset;			/**< decoding timestamp and a difference with pts */
+	int64_t dts_offset;			/**< decoding timestamp as a difference with pts */
 };
 
 /** metadata structure for Region or an array of these for RegionArray */
diff --git a/spa/include/spa/debug/buffer.h b/spa/include/spa/debug/buffer.h
index bc769bcf4..8a64ea1cc 100644
--- a/spa/include/spa/debug/buffer.h
+++ b/spa/include/spa/debug/buffer.h
@@ -57,7 +57,8 @@ static inline int spa_debug_buffer(int indent, const struct spa_buffer *buffer)
 			struct spa_meta_header *h = (struct spa_meta_header*)m->data;
 			spa_debug("%*s" "    struct spa_meta_header:", indent, "");
 			spa_debug("%*s" "      flags:      %08x", indent, "", h->flags);
-			spa_debug("%*s" "      seq:        %u", indent, "", h->seq);
+			spa_debug("%*s" "      offset:     %u", indent, "", h->offset);
+			spa_debug("%*s" "      seq:        %" PRIu64, indent, "", h->seq);
 			spa_debug("%*s" "      pts:        %" PRIi64, indent, "", h->pts);
 			spa_debug("%*s" "      dts_offset: %" PRIi64, indent, "", h->dts_offset);
 			break;
diff --git a/spa/tests/test-buffer.c b/spa/tests/test-buffer.c
index 0e72689f9..3e0e01b67 100644
--- a/spa/tests/test-buffer.c
+++ b/spa/tests/test-buffer.c
@@ -51,7 +51,8 @@ static void test_abi(void)
 	spa_assert(SPA_META_LAST == 7);
 
 	spa_assert(sizeof(struct spa_meta) == 16);
-	spa_assert(sizeof(struct spa_meta_header) == 24);
+	fprintf(stderr, "%zd", sizeof(struct spa_meta_header));
+	spa_assert(sizeof(struct spa_meta_header) == 32);
 	spa_assert(sizeof(struct spa_meta_region) == 16);
 	spa_assert(sizeof(struct spa_meta_bitmap) == 20);
 	spa_assert(sizeof(struct spa_meta_cursor) == 28);