diff --git a/clang-tools-extra/test/clang-tidy/checkers/cert-mem57-cpp-cpp17.cpp b/clang-tools-extra/test/clang-tidy/checkers/cert-mem57-cpp-cpp17.cpp
index f2c1cb48d9d3..d393b229bda1 100644
--- a/clang-tools-extra/test/clang-tidy/checkers/cert-mem57-cpp-cpp17.cpp
+++ b/clang-tools-extra/test/clang-tidy/checkers/cert-mem57-cpp-cpp17.cpp
@@ -1,6 +1,6 @@
 // RUN: %check_clang_tidy %s -std=c++14 cert-mem57-cpp %t
-// RUN: clang-tidy --extra-arg='-std=c++17' -checks='-*,cert-mem57-cpp' --warnings-as-errors='*' %s
-// RUN: clang-tidy --extra-arg='-std=c++2a' -checks='-*,cert-mem57-cpp' --warnings-as-errors='*' %s
+// RUN: clang-tidy --extra-arg='-std=c++17' --extra-arg='-faligned-allocation' -checks='-*,cert-mem57-cpp' --warnings-as-errors='*' %s
+// RUN: clang-tidy --extra-arg='-std=c++2a' --extra-arg='-faligned-allocation' -checks='-*,cert-mem57-cpp' --warnings-as-errors='*' %s
 
 struct alignas(128) Vector {
   char Elems[128];