diff --git a/components/mbedtls/port/include/mbedtls/esp_config.h b/components/mbedtls/port/include/mbedtls/esp_config.h
index fd6c023fa..447fc302b 100644
--- a/components/mbedtls/port/include/mbedtls/esp_config.h
+++ b/components/mbedtls/port/include/mbedtls/esp_config.h
@@ -782,7 +782,7 @@
  *
  * Enable functions that use the filesystem.
  */
-//#define MBEDTLS_FS_IO
+#define MBEDTLS_FS_IO
 
 /**
  * \def MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES