diff --git a/modules/mbedtls/zephyr_init.c b/modules/mbedtls/zephyr_init.c
index a9351be8f552f8..70f7783e2ee8d4 100644
--- a/modules/mbedtls/zephyr_init.c
+++ b/modules/mbedtls/zephyr_init.c
@@ -105,5 +105,5 @@ SYS_INIT(_mbedtls_init, POST_KERNEL, 0);
  */
 int mbedtls_init(void)
 {
-	return _mbedtls_init(NULL);
+	return _mbedtls_init();
 }