diff --git a/build-helpers/loopy.spec b/build-helpers/loopy.spec
index e24a24db9bda96f149e4279a6c37c1603476c3a4..7650624932eb4b6aa95e888410e8a0aa1a6d518a 100644
--- a/build-helpers/loopy.spec
+++ b/build-helpers/loopy.spec
@@ -9,7 +9,7 @@ a = Analysis(['bin/loopy'],
              hiddenimports=[],
              hookspath=None,
              runtime_hooks=None,
-             excludes=["hedge", "meshpy", "pyopencl", "pycparser", "PIL"]
+             excludes=["hedge", "meshpy", "pyopencl", "PIL"]
              )
 pyz = PYZ(a.pure)