diff --git a/testsuite/tests/cabal/cabal01/test.cabal b/testsuite/tests/cabal/cabal01/test.cabal
index fe66d7054616d626d8ca36dcf5b65ae9f4a1f185..b5c3b74ebe218b16af29c7c9fd4f2251450f967f 100644
--- a/testsuite/tests/cabal/cabal01/test.cabal
+++ b/testsuite/tests/cabal/cabal01/test.cabal
@@ -12,5 +12,5 @@ Main-is: MainA.hs
 Extensions: OverlappingInstances
 
 Executable: testB
-Other-Modules: B.A
+Other-Modules: A, B.A
 Main-is: B/MainB.hs