Fix typo
diff --git a/tools/profiling/microbenchmarks/bm2bq.py b/tools/profiling/microbenchmarks/bm2bq.py
index 8ead4b4..8770fb7 100755
--- a/tools/profiling/microbenchmarks/bm2bq.py
+++ b/tools/profiling/microbenchmarks/bm2bq.py
@@ -66,7 +66,7 @@
   ('cli_stream_stalls_per_iteration', 'float'),
   ('svr_transport_stalls_per_iteration', 'float'),
   ('svr_stream_stalls_per_iteration', 'float'),
-  ('atm_cas_per_iteration', 'float')
+  ('atm_cas_per_iteration', 'float'),
   ('atm_add_per_iteration', 'float')
 ]