diff --git a/README.md b/README.md
index 9cf6105..4edbf2c 100644
--- a/README.md
+++ b/README.md
@@ -14,8 +14,8 @@
 
 ### TrackData
     [0x02]
-    [[4 bytes: playback time]
-     [dfpwm data: packet length - 4 bytes]]
+    [playback time: 4 bytes]
+    [[length: 4 bytes] [dfpwm data: length]]
 
 ## `.rip` format specification
     [0x72 0x69 0x70]
diff --git a/src/rip-stream-server.c b/src/rip-stream-server.c
index 9ce4838..ae645ff 100644
--- a/src/rip-stream-server.c
+++ b/src/rip-stream-server.c
@@ -221,7 +221,7 @@ static int client_read(struct client *client, slab_t *clients, int efd) {
         }
     }
 
-    if (count == 0 || buf != 'a') closing = 1;
+    if (count == 0 || buf != '\0') closing = 1;
 
     if (closing) {
         client_close(client, clients, efd);