diff --git a/py-scs/Makefile b/py-scs/Makefile
index 89eb68681c0c2d74e74374c2683a97429ffb1468..2b319eda3f20da33453c962ea1bd9e6a6ee442ef 100644
--- a/py-scs/Makefile
+++ b/py-scs/Makefile
@@ -18,6 +18,7 @@ LICENSE=		mit
 MAINTAINER=		gsaurel@laas.fr
 
 PYDISTUTILSPKG=		yes
+PYSETUPINSTALLARGS+=	--single-version-externally-managed --root=/
 MAKE_ENV+=		PYTHONPATH=${PREFIX}/${PYTHON_SITELIB}
 
 include ../../mk/sysdep/python.mk
diff --git a/py-scs/depend.mk b/py-scs/depend.mk
index 35e0c6fc14592cb269b51b29db2a691d8ec039f5..c5a00cfdf17298b9a4740f181eca98a986831eaf 100644
--- a/py-scs/depend.mk
+++ b/py-scs/depend.mk
@@ -21,7 +21,7 @@ DEPEND_ABI.py-scs?=		${PKGTAG.python-}scs>=2.1.2
 DEPEND_DIR.py-scs?=		../../wip/py-scs
 
 SYSTEM_SEARCH.py-scs=	\
-  '${PYTHON_SITELIB}/scs*.egg'
+  '${PYTHON_SYSLIBSEARCH}/scs*.egg'
 
 endif # PY_SCS_DEPEND_MK ----------------------------------------------