diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index c458bb35f6..c361b8303b 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -979,6 +979,7 @@ 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