diff --git a/easyflash/src/ef_env.c b/easyflash/src/ef_env_legacy.c
similarity index 100%
rename from easyflash/src/ef_env.c
rename to easyflash/src/ef_env_legacy.c
diff --git a/easyflash/src/ef_env_wl.c b/easyflash/src/ef_env_legacy_wl.c
similarity index 100%
rename from easyflash/src/ef_env_wl.c
rename to easyflash/src/ef_env_legacy_wl.c