diff --git a/fern/generators.yml b/fern/generators.yml
index 7b4a8d0..b01ef41 100644
--- a/fern/generators.yml
+++ b/fern/generators.yml
@@ -38,5 +38,5 @@ groups:
           allowCustomFetcher: true
           skipResponseValidation: true
           includeApiReference: true
-          outputEsm: true
+          outputEsm: false
         smart-casing: true