diff --git a/codebuild/spec/buildspec_mem.yml b/codebuild/spec/buildspec_mem.yml
index 7baf6988941..7e88464ea8b 100644
--- a/codebuild/spec/buildspec_mem.yml
+++ b/codebuild/spec/buildspec_mem.yml
@@ -42,4 +42,4 @@ phases:
       - cmake --build build -j $(nproc) --target $S2N_TEST_NAME
       - echo ">>>> NEGATIVE TEST - EXPECTED TO FAIL <<<<"
       - |
-        ! S2N_EXPECTED_CONNECTION_MEMORY_KB=500 make -C build test -- ARGS="-R $S2N_TEST_NAME"
+        ! S2N_EXPECTED_CONNECTION_MEMORY_KB=3 make -C build test -- ARGS="-R $S2N_TEST_NAME"