diff --git a/drivers/crypto/crypto_stm32.c b/drivers/crypto/crypto_stm32.c
index 5a01ff5ec76..1ed3a714338 100644
--- a/drivers/crypto/crypto_stm32.c
+++ b/drivers/crypto/crypto_stm32.c
@@ -48,10 +48,6 @@ LOG_MODULE_REGISTER(crypto_stm32);
 #define STM32_CRYPTO_TYPEDEF            AES_TypeDef
 #endif
 
-#if defined(CONFIG_SOC_SERIES_STM32H5X)
-#define CRYP_DATATYPE_8B CRYP_BYTE_SWAP
-#endif
-
 struct crypto_stm32_session crypto_stm32_sessions[CRYPTO_MAX_SESSION];
 
 static void copy_reverse_words(uint8_t *dst_buf, int dst_len,