diff --git a/README.md b/README.md
index cc733d796..5337d93c8 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Install [Langchain](https://github.com/hwchase17/langchain) and other required p
 ```
 pip install langchain openai chromadb tiktoken unstructured
 ```
-Modify `constants.py` to use your own [OpenAI API key](https://platform.openai.com/account/api-keys).
+Modify `constants.py.default` to use your own [OpenAI API key](https://platform.openai.com/account/api-keys), and rename it to `constants.py`.
 
 Place your own data into `data/data.txt`.
 
diff --git a/constants.py b/constants.py
deleted file mode 100644
index 583b0dd7f..000000000
--- a/constants.py
+++ /dev/null
@@ -1 +0,0 @@
-APIKEY = "<your OpenAI API key>"
diff --git a/constants.py.default b/constants.py.default
new file mode 100644
index 000000000..0934537a7
--- /dev/null
+++ b/constants.py.default
@@ -0,0 +1,3 @@
+# Replace with your own OpenAI API Key https://platform.openai.com/account/api-keys
+# and rename this file to constants.py.
+APIKEY = "<your OpenAI API key>"