diff --git a/streamly.cabal b/streamly.cabal
index 87e264f314..6f0d82d858 100644
--- a/streamly.cabal
+++ b/streamly.cabal
@@ -72,6 +72,7 @@ extra-source-files:
     benchmark/bench-runner/Main.hs
     benchmark/bench-runner/bench-runner.cabal
     benchmark/Streamly/Benchmark/Data/*.hs
+    benchmark/Streamly/Benchmark/Data/Fold/*.hs
     benchmark/Streamly/Benchmark/Data/Serialize/*.hs
     benchmark/Streamly/Benchmark/Data/Array/Common.hs
     benchmark/Streamly/Benchmark/Data/Array/CommonImports.hs