diff --git a/src/kalastatic.js b/src/kalastatic.js
index 529a23f..e35548a 100644
--- a/src/kalastatic.js
+++ b/src/kalastatic.js
@@ -233,7 +233,10 @@ export const kstat = async (config) => {
   config.destination = config.destination || 'build';
 
   // Add the base url if set by the environmetn and / otherwise.
+  // TODO: The `base_url` variable will be deprecated in favor of `env.base_url`.
   renderData.base_url = process.env.base_url || "";
+  // Add all the environment variables to the `env` object in the render data.
+  renderData.env = process.env;
 
   // Delete all the destination files/directories in each source and assets so we don't get orphans.
   await clearDestination(config.destination);