diff --git a/backend/.env b/backend/.env
index 405055c4..396a9adc 100644
--- a/backend/.env
+++ b/backend/.env
@@ -1,6 +1,14 @@
-DATABASE_URL="DATABASE_URL"
-GITHUB_CLIENT_ID="GITHUB_CLIENT_ID"
-GITHUB_CLIENT_SECRET="GITHUB_CLIENT_SECRET"
-GITHUB_CALLBACK_URL="<BACKEND_BASE_URL>/auth/login/github"
-JWT_AUTH_SECRET="JWT_AUTH_SECRET"
-FRONTEND_BASE_URL="FRONTEND_BASE_URL"
\ No newline at end of file
+DATABASE_URL=""
+GITHUB_CLIENT_ID=""
+GITHUB_CLIENT_SECRET=""
+GITHUB_CALLBACK_URL=""
+JWT_AUTH_SECRET=""
+FRONTEND_BASE_URL=""
+YORKIE_API_ADDR=""
+YORKIE_PROJECT_NAME=""
+YORKIE_PROJECT_SECRET_KEY=""
+OPENAI_API_KEY=""
+LANGCHAIN_TRACING_V2="true"
+LANGCHAIN_ENDPOINT="https://api.smith.langchain.com"
+LANGCHAIN_API_KEY=""
+LANGCHAIN_PROJECT=""