diff --git a/tests/helpers/bg_block_op.tcl b/tests/helpers/bg_block_op.tcl
index 6553a9ab..238d3874 100644
--- a/tests/helpers/bg_block_op.tcl
+++ b/tests/helpers/bg_block_op.tcl
@@ -34,12 +34,13 @@ proc bg_block_op {host port db ops} {
         # Zset side
         set k zset_[randomInt 10]
         set k2 zset_[randomInt 10]
+        set v1 [randomValue]
+        set v2 [randomValue]
 
         randpath {
             $r zadd $k [randomInt 10000] $v
         } {
-            # Duplicate to balance the probability to push data
-            $r zadd $k [randomInt 10000] $v
+            $r zadd $k [randomInt 10000] $v [randomInt 10000] $v2
         } {
             $r bzpopmin $k 2
         } {
diff --git a/tests/integration/block-repl.tcl b/tests/integration/block-repl.tcl
index 21015bba..3b720ffd 100644
--- a/tests/integration/block-repl.tcl
+++ b/tests/integration/block-repl.tcl
@@ -19,8 +19,8 @@ start_server {tags {"repl"}} {
         set slave [srv 0 client]
 
         set load_handle0 [start_bg_block_op $master_host $master_port 9 100000]
-        set load_handle1 [start_bg_block_op $master_host $master_port 11 100000]
-        set load_handle2 [start_bg_block_op $master_host $master_port 12 100000]
+        set load_handle1 [start_bg_block_op $master_host $master_port 9 100000]
+        set load_handle2 [start_bg_block_op $master_host $master_port 9 100000]
 
         test {First server should have role slave after SLAVEOF} {
             $slave slaveof $master_host $master_port
@@ -28,7 +28,7 @@ start_server {tags {"repl"}} {
             s 0 role
         } {slave}
 
-        test {Test replication with parallel clients writing in differnet DBs} {
+        test {Test replication with blocking lists and sorted sets operations} {
             after 25000
             stop_bg_block_op $load_handle0
             stop_bg_block_op $load_handle1