diff --git a/test/testdata/multiComponent/cabal.project b/test/testdata/multiComponent/cabal.project
new file mode 100644
index 00000000..e6fdbadb
--- /dev/null
+++ b/test/testdata/multiComponent/cabal.project
@@ -0,0 +1 @@
+packages: .
diff --git a/test/testdata/multiComponent/multi-component.cabal b/test/testdata/multiComponent/multi-component.cabal
index 22dd2353..4e3b47c8 100644
--- a/test/testdata/multiComponent/multi-component.cabal
+++ b/test/testdata/multiComponent/multi-component.cabal
@@ -9,6 +9,6 @@ library
   default-language:    Haskell2010
 executable exe
   main-is:             Main.hs
-  other-modules:       OtherMain
+  other-modules:       OtherMain, Foo
   build-depends:       base >= 4, multi-component
   default-language:    Haskell2010