diff --git a/ports/unix/mpconfigport.h b/ports/unix/mpconfigport.h
index e0f9d99957..4f71a9ef5a 100644
--- a/ports/unix/mpconfigport.h
+++ b/ports/unix/mpconfigport.h
@@ -127,6 +127,7 @@
 #define MICROPY_PY_UHASHLIB         (1)
 #if MICROPY_PY_USSL
 #define MICROPY_PY_UHASHLIB_SHA1    (1)
+#define MICROPY_PY_UCRYPTOLIB       (1)
 #endif
 #define MICROPY_PY_UBINASCII        (1)
 #define MICROPY_PY_UBINASCII_CRC32  (1)