diff --git a/include/mbedtls/base64.h b/include/mbedtls/base64.h
index 7e73a8b..cf4149e 100644
--- a/include/mbedtls/base64.h
+++ b/include/mbedtls/base64.h
@@ -30,8 +30,10 @@
 
 #include <stddef.h>
 
-#define MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL               -0x002A  /**< Output buffer too small. */
-#define MBEDTLS_ERR_BASE64_INVALID_CHARACTER              -0x002C  /**< Invalid character in input. */
+/** Output buffer too small. */
+#define MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL               -0x002A
+/** Invalid character in input. */
+#define MBEDTLS_ERR_BASE64_INVALID_CHARACTER              -0x002C
 
 #ifdef __cplusplus
 extern "C" {