diff --git a/README.ja.md b/README.ja.md
index 120f8c1..2ddf1f1 100644
--- a/README.ja.md
+++ b/README.ja.md
@@ -118,7 +118,7 @@ docker run --name raycast \
 ```sh
 docker run --name raycast \
     -e OPENAI_API_KEY=$OPENAI_API_KEY \
-    -e OPENAI_API_BASE=https://your-resource.openai.azure.com \
+    -e OPENAI_BASE_URL=https://your-resource.openai.azure.com \
     -e OPENAI_API_VERSION=2023-05-15 \
     -e OPENAI_API_TYPE=azure \
     -e AZURE_DEPLOYMENT_ID=your-deployment-id \
diff --git a/README.md b/README.md
index 8957a59..ea0d56d 100644
--- a/README.md
+++ b/README.md
@@ -120,7 +120,7 @@ Simply modify the corresponding environment variables.
 ```sh
 docker run --name raycast \
     -e OPENAI_API_KEY=$OPENAI_API_KEY \
-    -e OPENAI_API_BASE=https://your-resource.openai.azure.com \
+    -e OPENAI_BASE_URL=https://your-resource.openai.azure.com \
     -e OPENAI_API_VERSION=2023-05-15 \
     -e OPENAI_API_TYPE=azure \
     -e AZURE_DEPLOYMENT_ID=your-deployment-id \
diff --git a/README.zh.md b/README.zh.md
index 919c3a4..255cfa1 100644
--- a/README.zh.md
+++ b/README.zh.md
@@ -116,7 +116,7 @@ docker run --name raycast \
 ```sh
 docker run --name raycast \
     -e OPENAI_API_KEY=$OPENAI_API_KEY \
-    -e OPENAI_API_BASE=https://your-resource.openai.azure.com \
+    -e OPENAI_BASE_URL=https://your-resource.openai.azure.com \
     -e OPENAI_API_VERSION=2023-05-15 \
     -e OPENAI_API_TYPE=azure \
     -e AZURE_DEPLOYMENT_ID=your-deployment-id \