diff --git a/tests/cluster/tests/26-pubsubshard.tcl b/tests/cluster/tests/26-pubsubshard.tcl
index 34939acf7..6c3ee14ae 100644
--- a/tests/cluster/tests/26-pubsubshard.tcl
+++ b/tests/cluster/tests/26-pubsubshard.tcl
@@ -123,6 +123,7 @@ test "PUBSUB channels/shardchannels" {
     assert_equal {3} [llength [$publishclient pubsub shardchannels]]
 
     sunsubscribe $subscribeclient
+    $subscribeclient read
     set channel_list [$publishclient pubsub shardchannels]
     assert_equal {2} [llength $channel_list]
     assert {[lsearch -exact $channel_list "\{channel.0\}2"] >= 0}