diff --git a/include/mbedtls/platform_util.h b/include/mbedtls/platform_util.h
index e1f063c..0882dc6 100644
--- a/include/mbedtls/platform_util.h
+++ b/include/mbedtls/platform_util.h
@@ -129,6 +129,13 @@
  */
 #define MBEDTLS_CHECK_RETURN_OPTIONAL
 
+/** \def MBEDTLS_IGNORE_RETURN
+ *
+ * Silences warning about unused return value given by functions
+ * with \c MBEDTLS_CHECK_RETURN attribute.
+ */
+#define MBEDTLS_IGNORE_RETURN(result) if( result ) {}
+
 /**
  * \brief       Securely zeroize a buffer
  *