diff --git a/tests/memory_leak.py b/tests/memory_leak.py
index a5c9a47c0..78fdd2378 100644
--- a/tests/memory_leak.py
+++ b/tests/memory_leak.py
@@ -124,8 +124,8 @@ def query_and_queryable(query_cmd, queryable_cmd):
     time.sleep(2)
     if z_queryable_process.poll() is None:
         # send SIGINT to group
-        #z_quaryable_process_gid = os.getpgid(z_queryable_process.pid)
-        #os.killpg(z_quaryable_process_gid, signal.SIGINT)
+        z_quaryable_process_gid = os.getpgid(z_queryable_process.pid)
+        # os.killpg(z_quaryable_process_gid, signal.SIGINT)
 
     # Wait for z_queryable to finish
     z_queryable_process.wait()