diff --git a/include/drivers/auth/mbedtls/mbedtls_config.h b/include/drivers/auth/mbedtls/mbedtls_config.h
index 0a05886..fdeb52b 100644
--- a/include/drivers/auth/mbedtls/mbedtls_config.h
+++ b/include/drivers/auth/mbedtls/mbedtls_config.h
@@ -69,12 +69,12 @@
 #define MBEDTLS_MPI_WINDOW_SIZE              2
 #define MBEDTLS_MPI_MAX_SIZE               256
 
+/* System headers required to build mbed TLS with the current configuration */
+#include <stdlib.h>
+
 /* Memory buffer allocator options */
 #define MBEDTLS_MEMORY_ALIGN_MULTIPLE        8
 
 #include "mbedtls/check_config.h"
 
-/* System headers required to build mbed TLS with the current configuration */
-#include <stdlib.h>
-
 #endif /* __MBEDTLS_CONFIG_H__ */