diff --git a/tests/30rooms/70publicroomslist.pl b/tests/30rooms/70publicroomslist.pl
index b57a96519..8502af213 100644
--- a/tests/30rooms/70publicroomslist.pl
+++ b/tests/30rooms/70publicroomslist.pl
@@ -165,7 +165,11 @@
       # First we fill up the room list a bit (note there will probably already
       # be entries in it).
       ( try_repeat {
-         matrix_create_room( $user, visibility => "public" )
+         my $n = $_;
+         matrix_create_room( $user, visibility => "public" )->on_done( sub {
+            my ( $body ) = @_;
+            log_if_fail "Created room $n", $body;
+         });
       } foreach => [ 1 .. 10 ] )->then( sub {
          # Now we do an un-limited query to work out the number of rooms we
          # expect.
@@ -177,6 +181,8 @@
       })->then( sub {
          my ( $body ) = @_;
 
+         log_if_fail "initial /publicRooms response", $body;
+
          $num_rooms = scalar( @{ $body->{chunk} } );
 
          # Now we iterate through the room list, recording how often we see a