diff --git a/perf_workflow/run_perf_suite/ccr_perf_test.py b/perf_workflow/run_perf_suite/ccr_perf_test.py
index a0d1ee8c..030a1cc3 100644
--- a/perf_workflow/run_perf_suite/ccr_perf_test.py
+++ b/perf_workflow/run_perf_suite/ccr_perf_test.py
@@ -139,7 +139,7 @@ def run(self):
                             logging.error(f"Test failed for {self.description}: {e}")
 
     def create_cluster(self, bundle_manifest, config, stack_name, cluster_config, current_workspace):
-        if cluster_config.is_single_node_cluster():
+        if cluster_config.is_single_node_cluster:
             return PerfSingleNodeCluster.create(bundle_manifest, config, stack_name, cluster_config, current_workspace)
         else:
             return PerfMultiNodeCluster.create(bundle_manifest, config, stack_name, cluster_config, current_workspace)