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-rw-r--r--ports/samd/mpconfigport.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/ports/samd/mpconfigport.h b/ports/samd/mpconfigport.h
index 801408ed4..91a7c1a10 100644
--- a/ports/samd/mpconfigport.h
+++ b/ports/samd/mpconfigport.h
@@ -56,6 +56,7 @@
#define MICROPY_PY_BUILTINS_HELP (1)
#define MICROPY_PY_BUILTINS_HELP_TEXT samd_help_text
#define MICROPY_PY_BUILTINS_HELP_MODULES (1)
+#define MICROPY_USE_INTERNAL_ERRNO (1)
#define MICROPY_ENABLE_SCHEDULER (1)
#define MICROPY_SCHEDULER_STATIC_NODES (1)
#define MICROPY_HW_ENABLE_USBDEV (1)