diff --git a/pyproject.toml b/pyproject.toml
index 3cb69532..149c57bc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "redis-benchmarks-specification"
-version = "0.1.66"
+version = "0.1.67"
 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/test-suites/memtier_benchmark-1key-set-200K-elements-sadd-constant.yml b/redis_benchmarks_specification/test-suites/memtier_benchmark-1key-set-200K-elements-sadd-constant.yml
new file mode 100644
index 00000000..b31c608a
--- /dev/null
+++ b/redis_benchmarks_specification/test-suites/memtier_benchmark-1key-set-200K-elements-sadd-constant.yml
@@ -0,0 +1,32 @@
+version: 0.4
+name: memtier_benchmark-1key-set-200K-elements-sadd-constant
+description: 'Runs memtier_benchmark, for a keyspace length of 1 SET key with 200K elements. The SADD is being issued on a SET with constant size (we are just updating its members but not increasing). '
+dbconfig:
+  configuration-parameters:
+    save: '""'
+  check:
+    keyspacelen: 1
+  resources:
+    requests:
+      memory: 1g
+  preload_tool:
+    run_image: redislabs/memtier_benchmark:edge
+    tool: memtier_benchmark
+    arguments: --command="SADD myset __key__" --command-key-pattern=P --key-maximum 200000 --key-prefix "" -n 200000 --hide-histogram -t 1 -c 1
+tested-groups:
+- set
+tested-commands:
+- sadd
+redis-topologies:
+- oss-standalone
+build-variants:
+- gcc:8.5.0-amd64-debian-buster-default
+clientconfig:
+  run_image: redislabs/memtier_benchmark:edge
+  tool: memtier_benchmark
+  arguments: --command="SADD myset __key__" --key-maximum 200000 --key-prefix ""  --hide-histogram --test-time 180
+  resources:
+    requests:
+      cpus: '4'
+      memory: 2g
+priority: 30
diff --git a/redis_benchmarks_specification/test-suites/memtier_benchmark-1key-set-2M-elements-sadd-increasing.yml b/redis_benchmarks_specification/test-suites/memtier_benchmark-1key-set-2M-elements-sadd-increasing.yml
new file mode 100644
index 00000000..e03e76d4
--- /dev/null
+++ b/redis_benchmarks_specification/test-suites/memtier_benchmark-1key-set-2M-elements-sadd-increasing.yml
@@ -0,0 +1,28 @@
+version: 0.4
+name: memtier_benchmark-1key-set-2M-elements-sadd-increasing
+description: 'Runs memtier_benchmark, for a keyspace length of 1 SET key with 2M elements at the end of benchmark.'
+dbconfig:
+  configuration-parameters:
+    save: '""'
+  check:
+    keyspacelen: 0
+  resources:
+    requests:
+      memory: 1g
+tested-groups:
+- set
+tested-commands:
+- sadd
+redis-topologies:
+- oss-standalone
+build-variants:
+- gcc:8.5.0-amd64-debian-buster-default
+clientconfig:
+  run_image: redislabs/memtier_benchmark:edge
+  tool: memtier_benchmark
+  arguments: --command="SADD myset __key__" --command-key-pattern=P --key-maximum 2000000 --key-prefix "" -n 1000000 -c 5 -t 4 --hide-histogram
+  resources:
+    requests:
+      cpus: '4'
+      memory: 2g
+priority: 30