diff --git a/math/py-rpy2/Makefile b/math/py-rpy2/Makefile
index 92ed47db8aae..a300c15d3f0c 100644
--- a/math/py-rpy2/Makefile
+++ b/math/py-rpy2/Makefile
@@ -37,13 +37,7 @@ NUMPY_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy>=1.26,1:math/py-numpy@${PY_FLAVO
 PANDAS_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}numpy>=1.26,1:math/py-numpy@${PY_FLAVOR} \
 			${PYTHON_PKGNAMEPREFIX}pandas>=1.3.5,1:math/py-pandas@${PY_FLAVOR}
 
-.include <bsd.port.pre.mk>
-
-.if ${PYTHON_REL} < 30900
-RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}backports.zoneinfo>=0:devel/py-backports.zoneinfo@${PY_FLAVOR}
-.endif
-
 post-install:
 	${FIND} ${STAGEDIR}${PYTHON_SITELIBDIR} -name '*.so' -exec ${STRIP_CMD} {} +
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>