diff --git a/windows/mpconfigport.h b/windows/mpconfigport.h
index aede68e21f..59d0dfa741 100644
--- a/windows/mpconfigport.h
+++ b/windows/mpconfigport.h
@@ -51,6 +51,7 @@
 #define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
 #define MICROPY_PY_BUILTINS_FROZENSET (1)
 #define MICROPY_PY_BUILTINS_COMPILE (1)
+#define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
 #define MICROPY_PY_SYS_EXIT         (1)
 #define MICROPY_PY_SYS_PLATFORM     "win32"
 #define MICROPY_PY_SYS_MAXSIZE      (1)