diff --git a/README.md b/README.md
index 5e8f706a..63cd31d7 100644
--- a/README.md
+++ b/README.md
@@ -534,12 +534,12 @@ CAI supports configuring a custom OpenAI API base URL via the `OPENAI_BASE_URL`
 
 Example `.env` entry configuration:
 ```
-OLLAMA_API_BASE="https://custom-openai-proxy.com/v1"
+OPENAI_BASE_URL="https://custom-openai-proxy.com/v1"
 ```
 
 Or directly from the command line:
 ```bash
-OLLAMA_API_BASE="https://custom-openai-proxy.com/v1" cai
+OPENAI_BASE_URL="https://custom-openai-proxy.com/v1" cai
 ```