diff --git a/easyflash/inc/easyflash.h b/easyflash/inc/easyflash.h
index bf2268e..b1cafec 100644
--- a/easyflash/inc/easyflash.h
+++ b/easyflash/inc/easyflash.h
@@ -67,7 +67,7 @@ if (!(EXPR))                                                                  \
     while (1);                                                                \
 }
 /* EasyFlash software version number */
-#define EF_SW_VERSION                "1.12.16"
+#define EF_SW_VERSION                "2.07.28"
 
 typedef struct _ef_env{
     char *key;
diff --git a/easyflash/src/ef_env.c b/easyflash/src/ef_env.c
index 02678c5..568ad3d 100644
--- a/easyflash/src/ef_env.c
+++ b/easyflash/src/ef_env.c
@@ -188,10 +188,8 @@ EfErrCode ef_env_set_default(void){
  */
 static uint32_t get_env_system_addr(void) {
 #ifndef EF_ENV_USING_PFS_MODE
-    EF_ASSERT(env_start_addr);
     return env_start_addr;
 #else
-    EF_ASSERT(cur_load_area_addr);
     return cur_load_area_addr;
 #endif
 }
@@ -307,8 +305,6 @@ static char *find_env(const char *key) {
     char *env_start, *env_end, *env, *found_env = NULL;
     size_t key_len = strlen(key), env_len;
 
-    EF_ASSERT(env_start_addr);
-
     if (*key == NULL) {
         EF_INFO("Flash ENV name must be not empty!\n");
         return NULL;
diff --git a/easyflash/src/ef_env_wl.c b/easyflash/src/ef_env_wl.c
index eb51800..c4821e4 100644
--- a/easyflash/src/ef_env_wl.c
+++ b/easyflash/src/ef_env_wl.c
@@ -192,7 +192,6 @@ EfErrCode ef_env_set_default(void){
  * @return ENV start address in flash
  */
 static uint32_t get_env_start_addr(void) {
-    EF_ASSERT(env_start_addr);
     return env_start_addr;
 }
 /**