diff --git a/components/wpa_supplicant/src/crypto/sha1-internal.c b/components/wpa_supplicant/src/crypto/sha1-internal.c
index 29156f42..7e1e6259 100644
--- a/components/wpa_supplicant/src/crypto/sha1-internal.c
+++ b/components/wpa_supplicant/src/crypto/sha1-internal.c
@@ -20,6 +20,10 @@
 #include "md5.h"
 #include "crypto.h"
 
+#if CONFIG_IDF_TARGET_ESP8266
+#undef USE_MBEDTLS_CRYPTO
+#endif
+
 #ifdef USE_MBEDTLS_CRYPTO
 #include "mbedtls/sha1.h"
 #endif
diff --git a/components/wpa_supplicant/src/crypto/sha1-pbkdf2.c b/components/wpa_supplicant/src/crypto/sha1-pbkdf2.c
index 79e1bc38..b8b034fb 100644
--- a/components/wpa_supplicant/src/crypto/sha1-pbkdf2.c
+++ b/components/wpa_supplicant/src/crypto/sha1-pbkdf2.c
@@ -18,6 +18,10 @@
 #include "md5.h"
 #include "crypto.h"
 
+#if CONFIG_IDF_TARGET_ESP8266
+#undef USE_MBEDTLS_CRYPTO
+#endif
+
 #ifdef USE_MBEDTLS_CRYPTO
 #include "mbedtls/pkcs5.h"