diff --git a/tests/benchmark/report_benchmark_results.py b/tests/benchmark/report_benchmark_results.py
index 5a4cc07..9292e75 100755
--- a/tests/benchmark/report_benchmark_results.py
+++ b/tests/benchmark/report_benchmark_results.py
@@ -688,7 +688,7 @@
     table = prettytable.PrettyTable(
         ["Operator",
           "#Hosts",
-          "#Inst"
+          "#Inst",
           "Avg Time",
           "Std Dev",
           "Max Time",