diff --git a/ecs/jskult-webapp/.env.example b/ecs/jskult-webapp/.env.example
index dddde44d..e6195f83 100644
--- a/ecs/jskult-webapp/.env.example
+++ b/ecs/jskult-webapp/.env.example
@@ -21,7 +21,6 @@ DB_SCHEMA=src05
 AWS_REGION=ap-northeast-1
 AUTHORIZE_ENDPOINT=oauth2/authorize
 TOKEN_ENDPOINT=oauth2/token
-LOGOUT_ENDPOINT=logout
 BIO_SEARCH_RESULT_MAX_COUNT=35000
 SESSION_EXPIRE_MINUTE=20
 LOG_LEVEL=DEBUG
\ No newline at end of file
diff --git a/ecs/jskult-webapp/src/system_var/environment.py b/ecs/jskult-webapp/src/system_var/environment.py
index dea354bf..4eb32d90 100644
--- a/ecs/jskult-webapp/src/system_var/environment.py
+++ b/ecs/jskult-webapp/src/system_var/environment.py
@@ -3,7 +3,6 @@ import os
 COGNITO_AUTH_DOMAIN = os.environ['COGNITO_AUTH_DOMAIN']
 AUTHORIZE_ENDPOINT = os.environ['AUTHORIZE_ENDPOINT']
 TOKEN_ENDPOINT = os.environ['TOKEN_ENDPOINT']
-LOGOUT_ENDPOINT = os.environ['LOGOUT_ENDPOINT']
 COGNITO_IDENTITY_PROVIDER = os.environ['COGNITO_IDENTITY_PROVIDER']
 COGNITO_REDIRECT_URI = os.environ['COGNITO_REDIRECT_URI']
 COGNITO_USER_POOL_ID = os.environ['COGNITO_USER_POOL_ID']