diff --git a/src/htsp.c b/src/htsp.c
index 516419ae..ecf7d0f9 100644
--- a/src/htsp.c
+++ b/src/htsp.c
@@ -48,7 +48,7 @@
 
 static void *htsp_server;
 
-#define HTSP_PROTO_VERSION 4
+#define HTSP_PROTO_VERSION 5
 
 #define HTSP_PRIV_MASK (ACCESS_STREAMING)