diff --git a/aioshelly/const.py b/aioshelly/const.py
index 1625a4d5..09f1905c 100644
--- a/aioshelly/const.py
+++ b/aioshelly/const.py
@@ -204,8 +204,8 @@
 # Firmware 1.8.0 release date (CoAP v2)
 GEN1_MIN_FIRMWARE_DATE = 20200812
 
-# Firmware 0.8.1 release date
-GEN2_MIN_FIRMWARE_DATE = 20210921
+# Firmware 1.0.0 release date
+GEN2_MIN_FIRMWARE_DATE = 20230803
 
 # Firmware 1.0.99 release date
 GEN3_MIN_FIRMWARE_DATE = 20231102