diff --git a/tests/unit-tests/runparsetests.sh b/tests/unit-tests/runparsetests.sh
index 8c0e06e1a1fc6bc9765164abaf4b8bd20e453488..1dae69c261c0e4a44404c102ab4472c9d6427d58 100644
--- a/tests/unit-tests/runparsetests.sh
+++ b/tests/unit-tests/runparsetests.sh
@@ -11,4 +11,5 @@ runhaskell -hide-all-packages -cpp \
     -packageHUnit \
     -i../../dist/build/ \
     -i../../src/ \
+    -optP-include -optP../../dist/build/autogen/cabal_macros.h \
     parsetests.hs