diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 71c369b42..870797fc9 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -831,6 +831,7 @@ component_test_memory_buffer_allocator_backtrace () {
     scripts/config.pl set MBEDTLS_MEMORY_BUFFER_ALLOC_C
     scripts/config.pl set MBEDTLS_PLATFORM_MEMORY
     scripts/config.pl set MBEDTLS_MEMORY_BACKTRACE
+    scripts/config.pl set MBEDTLS_MEMORY_DEBUG
     CC=gcc cmake .
     make