diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index db28f06b1..0e45bcac1 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -2819,7 +2819,7 @@
  *
  * This feature is a work in progress and not ready for production. The API may
  * change. Testing and validation is incomplete.
- * 
+ *
  * Enable PKCS7 core for using PKCS7 formatted signatures.
  * RFC Link - https://tools.ietf.org/html/rfc2315
  *