diff --git a/.github/workflows/build.sh b/.github/workflows/build.sh
index 4ea259a4..99369a2d 100755
--- a/.github/workflows/build.sh
+++ b/.github/workflows/build.sh
@@ -198,6 +198,9 @@ case "$(uname)" in
   rm test/single_file/do_not_mutate_under_alignof.cc
   rm test/single_file/do_not_mutate_under_alignof.cc.expected
   rm test/single_file/do_not_mutate_under_alignof.cc.noopt.expected
+  rm test/single_file/do_not_mutate_under_sizeof.cc
+  rm test/single_file/do_not_mutate_under_sizeof.cc.expected
+  rm test/single_file/do_not_mutate_under_sizeof.cc.noopt.expected
   rm test/single_file/initializer_list.cc
   rm test/single_file/initializer_list.cc.expected
   rm test/single_file/initializer_list.cc.noopt.expected