diff --git a/library/x509.c b/library/x509.c
index 0cfcc53..d63a430 100644
--- a/library/x509.c
+++ b/library/x509.c
@@ -831,7 +831,7 @@
     return( (int) ( size - n ) );
 }
 
-#if defined(MBEDTLS_X509_INFO)
+#if !defined(MBEDTLS_X509_REMOVE_INFO)
 /*
  * Helper for writing signature algorithms
  */
@@ -876,7 +876,7 @@
 
     return( (int)( size - n ) );
 }
-#endif /* MBEDTLS_X509_INFO */
+#endif /* MBEDTLS_X509_REMOVE_INFO */
 
 /*
  * Helper for writing "RSA key size", "EC key size", etc