diff --git a/pr_agent/agent/pr_agent.py b/pr_agent/agent/pr_agent.py
index 6e76c5e0..5608c50a 100644
--- a/pr_agent/agent/pr_agent.py
+++ b/pr_agent/agent/pr_agent.py
@@ -46,10 +46,13 @@ class PRAgent:
         apply_repo_settings(pr_url)
 
         # Then, apply user specific settings if exists
-        request = request.replace("'", "\\'")
-        lexer = shlex.shlex(request, posix=True)
-        lexer.whitespace_split = True
-        action, *args = list(lexer)
+        if isinstance(request, str):
+            request = request.replace("'", "\\'")
+            lexer = shlex.shlex(request, posix=True)
+            lexer.whitespace_split = True
+            action, *args = list(lexer)
+        else:
+            action, *args = request
         args = update_settings_from_args(args)
 
         action = action.lstrip("/").lower()
diff --git a/pr_agent/cli.py b/pr_agent/cli.py
index 6728db9f..91d4889c 100644
--- a/pr_agent/cli.py
+++ b/pr_agent/cli.py
@@ -8,6 +8,8 @@ from pr_agent.log import setup_logger
 
 setup_logger()
 
+
+
 def run(inargs=None):
     parser = argparse.ArgumentParser(description='AI based pull request analyzer', usage=
 """\
@@ -51,9 +53,9 @@ For example: 'python cli.py --pr_url=... review --pr_reviewer.extra_instructions
     command = args.command.lower()
     get_settings().set("CONFIG.CLI_MODE", True)
     if args.issue_url:
-        result = asyncio.run(PRAgent().handle_request(args.issue_url, command + " " + " ".join(args.rest)))
+        result = asyncio.run(PRAgent().handle_request(args.issue_url, [command] + args.rest))
     else:
-        result = asyncio.run(PRAgent().handle_request(args.pr_url, command + " " + " ".join(args.rest)))
+        result = asyncio.run(PRAgent().handle_request(args.pr_url, [command] + args.rest))
     if not result:
         parser.print_help()