diff --git a/textproc/py-nltk/Makefile b/textproc/py-nltk/Makefile
index 3047fb39537a..80dafb01d485 100644
--- a/textproc/py-nltk/Makefile
+++ b/textproc/py-nltk/Makefile
@@ -15,7 +15,7 @@ RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}six>0:devel/py-six@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}yaml>=3.09:devel/py-yaml@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}sqlite3>=0:databases/py-sqlite3@${PY_FLAVOR}
 
-USES=		python:3.6+ zip
+USES=		cpe python:3.6+ zip
 USE_PYTHON=	distutils autoplist
 
 NO_ARCH=	yes