diff --git a/README.md b/README.md
index e989452..249d619 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,16 @@ It also depends on the following libraries hosted here:
 
 ## Running the Dashboard
 
-Run the following command to launch the dashboard:
+The OHLC data used by the dashboard comes from IQFeed.
+
+Assuming a connection has been established to IQFeed (via [IQLink.exe](https://moshferatu.dev/moshferatu/windows-automation/src/branch/main/iqfeed.bat), for example), create a file named ```.env``` and with the following contents:
+
+```shell
+IQFEED_HOST=localhost
+IQFEED_PORT=9100
+```
+
+Then, run the following command to launch the dashboard:
 
 ```shell
 python ./dashboard.py