diff --git a/src/mm-serial-port.c b/src/mm-serial-port.c
index 2971273e..87f06e27 100644
--- a/src/mm-serial-port.c
+++ b/src/mm-serial-port.c
@@ -767,10 +767,6 @@ data_available (GIOChannel *source,
     if (info && (info->started == TRUE) && (info->done == FALSE))
         return TRUE;
 
-    /* Don't steal data from PPP if we're connected */
-    if (mm_port_get_connected (MM_PORT (self)))
-        return TRUE;
-
     do {
         GError *err = NULL;