diff --git a/static/transforms/index.js b/static/transforms/index.js
index ad5b27387..5b46fec8d 100644
--- a/static/transforms/index.js
+++ b/static/transforms/index.js
@@ -99,6 +99,10 @@ function transform({filename, options, src}) {
 
 module.exports = {
   transform,
+  // Disable caching of babel transforms all together. We haven't found a good
+  // way to cache our transforms, as they rely on side effects like env vars or
+  // the existence of folders in the file system.
+  getCacheKey: () => Math.random().toString(36),
   process(src, filename, config, options) {
     return transform({
       src,