diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 178bd39..9f1ca2b 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -750,8 +750,8 @@
 #if !defined(MBEDTLS_SHA256_C)
 #error "MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_* defined without MBEDTLS_SHA256_C"
 #endif
-#if defined(MBEDTLS_SHA256_ALT) || defined(MBEDTLS_SHA256_PROCESS_ALT)
-#error "MBEDTLS_SHA256_*ALT can't be used with MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_*"
+#if defined(MBEDTLS_SHA256_PROCESS_ALT)
+#error "MBEDTLS_SHA256_PROCESS_ALT can't be used with MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_*"
 #endif
 
 #endif
diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index 007a22d..5b972a9 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -352,7 +352,6 @@
 
 //#define MBEDTLS_CMAC_ALT
 //#define MBEDTLS_MD5_ALT
-//#define MBEDTLS_SHA256_ALT
 //#define MBEDTLS_SHA512_ALT
 
 /**