diff --git a/RLTest/__main__.py b/RLTest/__main__.py
index ab307a98..aaed3e06 100644
--- a/RLTest/__main__.py
+++ b/RLTest/__main__.py
@@ -118,6 +118,10 @@ def do_normal_conn(self, line):
     '--env', '-e', default='oss', choices=['oss', 'oss-cluster', 'enterprise', 'enterprise-cluster', 'existing-env', 'cluster_existing-env'],
     help='env on which to run the test')
 
+parser.add_argument(
+    '-p', '--redis-port', type=int, default=6379,
+    help='Redis server port')
+
 parser.add_argument(
     '--existing-env-addr', default='localhost:6379',
     help='Address of existing env, relevent only when running with existing-env, cluster_existing-env')
@@ -327,6 +331,10 @@ def __init__(self):
             print(Colors.Green('RLTest version {}'.format(__version__)))
             sys.exit(0)
 
+        if self.args.redis_port not in range(1, pow(2, 16)):
+            print(Colors.Bred(f'requested port {self.args.redis_port} is not valid'))
+            sys.exit(1)
+
         if self.args.interactive_debugger:
             if self.args.env != 'oss' and not (self.args.env == 'oss-cluster' and Defaults.num_shards == 1) and self.args.env != 'enterprise':
                 print(Colors.Bred('interactive debugger can only be used on non cluster env'))
@@ -417,6 +425,7 @@ def __init__(self):
         Defaults.debugger = debugger
         Defaults.sanitizer = sanitizer
         Defaults.exit_on_failure = self.args.exit_on_failure
+        Defaults.port = self.args.redis_port
         Defaults.external_addr = self.args.existing_env_addr
         Defaults.use_unix = self.args.unix
         Defaults.randomize_ports = self.args.randomize_ports
diff --git a/RLTest/env.py b/RLTest/env.py
index ad534402..02510083 100644
--- a/RLTest/env.py
+++ b/RLTest/env.py
@@ -148,6 +148,7 @@ def getKwargs(self):
         kwargs = {
             'modulePath': self.module,
             'moduleArgs': self.module_args,
+            'port': self.port,
             'useSlaves': self.use_slaves,
             'useAof': self.use_aof,
             'useRdbPreamble': self.use_rdb_preamble,
diff --git a/pyproject.toml b/pyproject.toml
index 6a8dfa7d..ba713e0a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "RLTest"
-version = "0.5.9"
+version = "0.5.10"
 description="Redis Labs Test Framework, allow to run tests on redis and modules on a variety of environments"
 authors = ["RedisLabs <oss@redislabs.com>"]
 license = "BSD-3-Clause"