diff --git a/pyproject.toml b/pyproject.toml
index 40982d7..4400cdd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "redis-benchmarks-specification"
-version = "0.2.25"
+version = "0.2.26"
 description = "The Redis benchmarks specification describes the cross-language/tools requirements and expectations to foster performance and observability standards around redis related technologies. Members from both industry and academia, including organizations and individuals are encouraged to contribute."
 authors = ["filipecosta90 <filipecosta.90@gmail.com>","Redis Performance Group <performance@redis.com>"]
 readme = "Readme.md"
diff --git a/redis_benchmarks_specification/__runner__/runner.py b/redis_benchmarks_specification/__runner__/runner.py
index bba538f..a9f44f8 100644
--- a/redis_benchmarks_specification/__runner__/runner.py
+++ b/redis_benchmarks_specification/__runner__/runner.py
@@ -3283,7 +3283,13 @@ def used_memory_check(
 ):
     used_memory = 0
     for conn in redis_conns:
-        used_memory = used_memory + conn.info("memory")["used_memory"]
+        info_mem = conn.info("memory")
+        if "used_memory" in info_mem:
+            used_memory = used_memory + info_mem["used_memory"]
+        else:
+            logging.warning(
+                "used_memory not present in Redis memory info. Cannot enforce memory checks."
+            )
     used_memory_gb = int(math.ceil(float(used_memory) / 1024.0 / 1024.0 / 1024.0))
     logging.info("Benchmark used memory at {}: {}g".format(stage, used_memory_gb))
     if used_memory > benchmark_required_memory:
diff --git a/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-10.yml b/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-10.yml
index c20946a..1f13f9e 100644
--- a/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-10.yml
+++ b/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-10.yml
@@ -34,11 +34,11 @@ dbconfig:
     -- Use the same pairs for all keys
     for k = 1, 10000 do
       local key = tostring(k)
-      local args = {'ZADD', key}
+      local args = {key}
       for i = 1, #score_member_pairs do
         table.insert(args, score_member_pairs[i])
       end
-      redis.call(unpack(args))
+      redis.call('ZADD', unpack(args))
     end
     
     return 'OK'
diff --git a/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-100.yml b/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-100.yml
index d637d6d..bb9601d 100644
--- a/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-100.yml
+++ b/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-100.yml
@@ -1,7 +1,7 @@
 version: 0.4
 name: memtier_benchmark-playbook-leaderboard-top-100
 description: Runs memtier_benchmark, for a keyspace length of 10K keys loading/querying ZSETs. Esports/live events with constant score changes, occasional bursts of reads. writes ≈ 60, reads ≈ 40%.
-  with encoding:listpack with 100 elements.
+  with encoding:skiplist with 100 elements.
 
 dbconfig:
   configuration-parameters:
@@ -34,11 +34,11 @@ dbconfig:
     -- Use the same pairs for all keys
     for k = 1, 10000 do
       local key = tostring(k)
-      local args = {'ZADD', key}
+      local args = {key}
       for i = 1, #score_member_pairs do
         table.insert(args, score_member_pairs[i])
       end
-      redis.call(unpack(args))
+      redis.call('ZADD', unpack(args))
     end
     
     return 'OK'
diff --git a/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-1000.yml b/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-1000.yml
index 7e67d42..6a851b7 100644
--- a/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-1000.yml
+++ b/redis_benchmarks_specification/test-suites/memtier_benchmark-playbook-leaderboard-top-1000.yml
@@ -1,7 +1,7 @@
 version: 0.4
 name: memtier_benchmark-playbook-leaderboard-top-1000
 description: Runs memtier_benchmark, for a keyspace length of 10K keys loading/querying ZSETs. Esports/live events with constant score changes, occasional bursts of reads. writes ≈ 60, reads ≈ 40%.
-  with encoding:listpack with 1000 elements.
+  with encoding:skiplist with 1000 elements.
 
 dbconfig:
   configuration-parameters:
@@ -34,11 +34,11 @@ dbconfig:
     -- Use the same pairs for all keys
     for k = 1, 10000 do
       local key = tostring(k)
-      local args = {'ZADD', key}
+      local args = {key}
       for i = 1, #score_member_pairs do
         table.insert(args, score_member_pairs[i])
       end
-      redis.call(unpack(args))
+      redis.call('ZADD', unpack(args))
     end
     
     return 'OK'