diff --git a/tests/unit/cluster/base.tcl b/tests/unit/cluster/base.tcl
index 688fd0f275..78e5b897e9 100644
--- a/tests/unit/cluster/base.tcl
+++ b/tests/unit/cluster/base.tcl
@@ -22,29 +22,6 @@ test "Cluster nodes are reachable" {
     }
 }
 
-test "Cluster nodes hard reset" {
-    for {set id 0} {$id < [llength $::servers]} {incr id} {
-        if {$::valgrind} {
-            set node_timeout 10000
-        } else {
-            set node_timeout 3000
-        }
-        catch {R $id flushall} ; # May fail for readonly slaves.
-        R $id MULTI
-        R $id cluster reset hard
-        R $id cluster set-config-epoch [expr {$id+1}]
-        R $id EXEC
-        R $id config set cluster-node-timeout $node_timeout
-        R $id config set cluster-slave-validity-factor 10
-        R $id config set loading-process-events-interval-bytes 2097152
-        R $id config set key-load-delay 0
-        R $id config set repl-diskless-load disabled
-        R $id config set cluster-announce-hostname ""
-        R $id DEBUG DROP-CLUSTER-PACKET-FILTER -1
-        R $id config rewrite
-    }
-}
-
 test "Cluster Join and auto-discovery test" {
     # Use multiple attempts since sometimes nodes timeout
     # while attempting to connect.
diff --git a/tests/unit/cluster/no-failover-option.tcl b/tests/unit/cluster/no-failover-option.tcl
index deaf61dadc..af13dfa15b 100644
--- a/tests/unit/cluster/no-failover-option.tcl
+++ b/tests/unit/cluster/no-failover-option.tcl
@@ -2,35 +2,35 @@
 
 source tests/support/cluster.tcl
 
-start_cluster 5 5 {tags {external:skip cluster}} {
+start_cluster 3 3 {tags {external:skip cluster}} {
 
 test "Cluster is up" {
     wait_for_cluster_state ok
 }
 
-test "Instance #5 is a slave" {
-    assert {[s -5 role] eq {slave}}
+test "Instance #3 is a replica" {
+    assert {[s -3 role] eq {slave}}
 
     # Configure it to never failover the master
-    R 5 CONFIG SET cluster-slave-no-failover yes
+    R 3 CONFIG SET cluster-replica-no-failover yes
 }
 
-test "Instance #5 synced with the master" {
+test "Instance #3 synced with the master" {
     wait_for_condition 1000 50 {
-        [s -5 master_link_status] eq {up}
+        [s -3 master_link_status] eq {up}
     } else {
-        fail "Instance #5 master link status is not up"
+        fail "Instance #3 master link status is not up"
     }
 }
 
 test "The nofailover flag is propagated" {
-    set slave5_id [dict get [cluster_get_myself 5] id]
+    set replica3_id [dict get [cluster_get_myself 3] id]
 
     for {set j 0} {$j < [llength $::servers]} {incr j} {
         wait_for_condition 1000 50 {
-            [cluster_has_flag [cluster_get_node_by_id $j $slave5_id] nofailover]
+            [cluster_has_flag [cluster_get_node_by_id $j $replica3_id] nofailover]
         } else {
-            fail "Instance $id can't see the nofailover flag of slave"
+            fail "Instance $id can't see the nofailover flag of replica"
         }
     }
 }
@@ -45,18 +45,14 @@ test "Cluster should be still down after some time" {
         [CI 2 cluster_state] eq {fail} &&
         [CI 3 cluster_state] eq {fail} &&
         [CI 4 cluster_state] eq {fail} &&
-        [CI 5 cluster_state] eq {fail} &&
-        [CI 6 cluster_state] eq {fail} &&
-        [CI 7 cluster_state] eq {fail} &&
-        [CI 8 cluster_state] eq {fail} &&
-        [CI 9 cluster_state] eq {fail}
+        [CI 5 cluster_state] eq {fail}
     } else {
         fail "Cluster doesn't fail"
     }
 }
 
-test "Instance #5 is still a slave" {
-    assert {[s -5 role] eq {slave}}
+test "Instance #3 is still a replica" {
+    assert {[s -3 role] eq {slave}}
 }
 
 test "Restarting the previously killed master node" {