--- pcp-3.10.0/src/include/builddefs.in~	2014-10-28 01:29:54.000000000 +0100
+++ pcp-3.10.0/src/include/builddefs.in	2015-12-31 13:27:42.495614262 +0100
@@ -555,13 +555,10 @@
 SETUP_PY_BUILD_OPTIONS += --library-dirs=$(TOPDIR)/src/libpcp/src:$(TOPDIR)/src/libpcp_pmda/src:$(TOPDIR)/src/libpcp_gui/src:$(TOPDIR)/src/libpcp_import/src:$(TOPDIR)/src/libpcp_mmv/src
 SETUP_PY_INSTALL_OPTIONS = --skip-build
 SETUP_PY_INSTALL_OPTIONS += --root=$${DIST_ROOT-/}
-ifeq "$(PYTHON_PREFIX)" "/usr"
 ifeq "$(PACKAGE_DISTRIBUTION)" "debian"
 SETUP_PY_INSTALL_OPTIONS += --install-layout=deb
 endif
-else
 SETUP_PY_INSTALL_OPTIONS += --prefix=$(PYTHON_PREFIX)
-endif
 # RPM byte-compiles and installs results in our DIST_ROOT, cater for this:
 ifeq "$(shell [ '$(TARGET_OS)' = linux -a '$(PACKAGE_DISTRIBUTION)' != gentoo \
 	      ] && echo 1)" "1"