diff --git a/fritzflash.py b/fritzflash.py
index 3a79dbf..3130a7e 100755
--- a/fritzflash.py
+++ b/fritzflash.py
@@ -148,6 +148,7 @@ def autodiscover_avm_ip():
 def determine_image_name(env_string):
     models = {
         "173": "avm-fritz-wlan-repeater-300e-sysupgrade.bin",
+        "200": "avm-fritz-wlan-repeater-450e-sysupgrade.bin",
         "219": "avm-fritz-box-4020-sysupgrade.bin",
         "227": "avm-fritz-box-4040-bootloader.bin"
     }