diff --git a/include/haproxy/mux_quic.h b/include/haproxy/mux_quic.h
index cd0a31825..233a210a6 100644
--- a/include/haproxy/mux_quic.h
+++ b/include/haproxy/mux_quic.h
@@ -89,22 +89,6 @@ static inline int qcc_install_app_ops(struct qcc *qcc,
 	return 0;
 }
 
-/* Retrieve a qc_stream_desc from the MUX <qcc> with <id>. This function is
- * useful for the transport layer.
- *
- * Returns the stream instance or NULL if not found.
- */
-static inline struct qc_stream_desc *qcc_get_stream(struct qcc *qcc, uint64_t id)
-{
-	struct eb64_node *node;
-
-	node = eb64_lookup(&qcc->streams_by_id, id);
-	if (!node)
-		return NULL;
-
-	return eb64_entry(node, struct qc_stream_desc, by_id);
-}
-
 static inline struct conn_stream *qc_attach_cs(struct qcs *qcs, struct buffer *buf)
 {
 	struct conn_stream *cs;