diff --git a/test/core/end2end/tests/max_concurrent_streams.c b/test/core/end2end/tests/max_concurrent_streams.c
index 7fe36a8..6e95a6c 100644
--- a/test/core/end2end/tests/max_concurrent_streams.c
+++ b/test/core/end2end/tests/max_concurrent_streams.c
@@ -378,6 +378,15 @@
   grpc_call_destroy(c2);
   grpc_call_destroy(s2);
 
+  gpr_free(details1);
+  gpr_free(details2);
+  grpc_metadata_array_destroy(&initial_metadata_recv1);
+  grpc_metadata_array_destroy(&trailing_metadata_recv1);
+  grpc_metadata_array_destroy(&initial_metadata_recv2);
+  grpc_metadata_array_destroy(&trailing_metadata_recv2);
+  grpc_metadata_array_destroy(&request_metadata_recv);
+  grpc_call_details_destroy(&call_details);
+
   end_test(&f);
   config.tear_down_data(&f);
 }