diff --git a/package.yaml b/package.yaml
index 808523406..9fbd863e6 100644
--- a/package.yaml
+++ b/package.yaml
@@ -204,6 +204,7 @@ library:
         ghc-options:
           - -O0
           - -ddump-splices
+          - -ddump-to-file
         cpp-options: -DDEVELOPMENT
       else:
         ghc-options: