diff --git a/include/mbedtls/md4.h b/include/mbedtls/md4.h
index eeb1670..0238c67 100644
--- a/include/mbedtls/md4.h
+++ b/include/mbedtls/md4.h
@@ -37,7 +37,8 @@
 #include <stdint.h>
 
 /* MBEDTLS_ERR_MD4_HW_ACCEL_FAILED is deprecated and should not be used. */
-#define MBEDTLS_ERR_MD4_HW_ACCEL_FAILED                   -0x002D  /**< MD4 hardware accelerator failed */
+/** MD4 hardware accelerator failed */
+#define MBEDTLS_ERR_MD4_HW_ACCEL_FAILED                   -0x002D
 
 #ifdef __cplusplus
 extern "C" {