diff --git a/esp8266/mpconfigport.h b/esp8266/mpconfigport.h
index 4fc8d856b6..b59d6ef88b 100644
--- a/esp8266/mpconfigport.h
+++ b/esp8266/mpconfigport.h
@@ -53,7 +53,7 @@
 #define MICROPY_PY_UBINASCII        (1)
 #define MICROPY_PY_UCTYPES          (1)
 #define MICROPY_PY_UHASHLIB         (1)
-#define MICROPY_PY_UHASHLIB_SHA1    (1)
+#define MICROPY_PY_UHASHLIB_SHA1    (MICROPY_PY_USSL && MICROPY_SSL_AXTLS)
 #define MICROPY_PY_UHEAPQ           (1)
 #define MICROPY_PY_UJSON            (1)
 #define MICROPY_PY_URANDOM          (1)