Index: textproc/py-sphinx/Makefile
===================================================================
--- textproc/py-sphinx/Makefile
+++ textproc/py-sphinx/Makefile
@@ -40,6 +40,8 @@
 USES=		python:3.7+
 USE_PYTHON=	autoplist concurrent pep517 pytest
 
+MAKE_ENV+=	PYTHONDONTWRITEBYTECODE=1
+
 NO_ARCH=	yes
 
 # Upstream archive contains files with UTF-8 names (#246618)