diff --git a/include/mbedtls/memory_buffer_alloc.h b/include/mbedtls/memory_buffer_alloc.h
index 8d9af00..3408f34 100644
--- a/include/mbedtls/memory_buffer_alloc.h
+++ b/include/mbedtls/memory_buffer_alloc.h
@@ -58,10 +58,10 @@
 /**
  * \brief   Initialize use of stack-based memory allocator.
  *          The stack-based allocator does memory management inside the
- *          presented buffer and does not call malloc() and free().
- *          It sets the global mbedtls_malloc() and mbedtls_free() pointers
+ *          presented buffer and does not call calloc() and free().
+ *          It sets the global mbedtls_calloc() and mbedtls_free() pointers
  *          to its own functions.
- *          (Provided mbedtls_malloc() and mbedtls_free() are thread-safe if
+ *          (Provided mbedtls_calloc() and mbedtls_free() are thread-safe if
  *           MBEDTLS_THREADING_C is defined)
  *
  * \note    This code is not optimized and provides a straight-forward