diff --git a/components/newlib/newlib/include/assert.h b/components/newlib/newlib/include/assert.h
index 91bb040c..8da55a38 100644
--- a/components/newlib/newlib/include/assert.h
+++ b/components/newlib/newlib/include/assert.h
@@ -11,7 +11,7 @@ extern "C" {
 #undef assert
 
 #ifdef NDEBUG           /* required by ANSI standard */
-# define assert(__e) ((void)0)
+# define assert(__e) ((__e) ? (void)0 : (void)0)
 #else
 # define assert(__e) ((__e) ? (void)0 : __assert_func (__FILE__, __LINE__, \
 						       __ASSERT_FUNC, #__e))