diff --git a/tools/lsan_suppressions.txt b/tools/lsan_suppressions.txt
index 6639903acef..204ddbef5e5 100644
--- a/tools/lsan_suppressions.txt
+++ b/tools/lsan_suppressions.txt
@@ -3,3 +3,4 @@ leak:CRYPTO_set_thread_local
 leak:err_get_state
 leak:ERR_add_error_dataf
 leak:err_add_error_vdata
+leak:RAND_bytes_with_additional_data