diff --git a/easyflash/src/ef_env.c b/easyflash/src/ef_env.c
index 389070c..e519e54 100644
--- a/easyflash/src/ef_env.c
+++ b/easyflash/src/ef_env.c
@@ -887,11 +887,9 @@ static EfErrCode env_auto_update(void)
     /* lock the ENV cache */
     ef_port_env_lock();
 
-#ifdef EF_ENV_AUTO_UPDATE
-    /* read ENV version number from flashcurrent*/
+    /* read ENV version number from flash*/
     ef_port_read(get_env_system_addr() + ENV_PARAM_INDEX_VER_NUM * 4,
                  &env_cache[ENV_PARAM_INDEX_VER_NUM] , 4);
-#endif
 
     /* check version number */
     if (env_cache[ENV_PARAM_INDEX_VER_NUM] != EF_ENV_VER_NUM) {
diff --git a/easyflash/src/ef_env_wl.c b/easyflash/src/ef_env_wl.c
index 1cfea0f..6766768 100644
--- a/easyflash/src/ef_env_wl.c
+++ b/easyflash/src/ef_env_wl.c
@@ -1047,6 +1047,10 @@ static EfErrCode env_auto_update(void)
     /* lock the ENV cache */
     ef_port_env_lock();
 
+    /* read ENV version number from flash*/
+    ef_port_read(get_env_system_addr() + ENV_PARAM_INDEX_VER_NUM * 4,
+                 &env_cache[ENV_PARAM_INDEX_VER_NUM] , 4);
+
     /* check version number */
     if (env_cache[ENV_PARAM_INDEX_VER_NUM] != EF_ENV_VER_NUM) {
         env_cache_changed = true;