diff --git a/.papr.sh b/.papr.sh
index 9bb3a09..3ae3c46 100755
--- a/.papr.sh
+++ b/.papr.sh
@@ -8,7 +8,7 @@ if test -z "${INSIDE_CONTAINER:-}"; then
 
         # by default, the root LV on AH is only 3G, but we need a
         # bit more for our tests
-        lvresize -r -L +5G atomicos/root
+        lvresize -r -L +5G atomicos/root || true
 
         if grep -q ID=fedora /etc/os-release; then
             if [ ! -e /var/tmp/ostree-unlock-ovl.* ]; then
@@ -43,7 +43,7 @@ if test -z "${INSIDE_CONTAINER:-}"; then
                --workdir /code \
                -e INSIDE_CONTAINER=1 \
                -e PYTHON=$PYTHON \
-               registry.fedoraproject.org/fedora:26 /code/.papr.sh
+               registry.fedoraproject.org/fedora:27 /code/.papr.sh
 
     # run the testsuite on the host
     if [ -z ${NO_TEST} ]; then
@@ -76,4 +76,7 @@ if [ -z ${NO_TEST} ]; then
     make pylint-check
     make test-python3-pylint
 fi
+
+rm -rf /host/usr/bin/atomic /host/usr/lib/python*/site-packages/Atomic
+
 make PYTHON=$PYTHON PYLINT=true install DESTDIR=/host
diff --git a/.papr.yml b/.papr.yml
index 3cd5a19..3c3d6d3 100644
--- a/.papr.yml
+++ b/.papr.yml
@@ -4,11 +4,11 @@ branches:
   - try
 
 host:
-  distro: fedora/26/atomic
+  distro: fedora/27/atomic
   specs:
     secondary-disk: 10
 
-context: fedora/26/atomic
+context: fedora/27/atomic
 
 required: true
 
@@ -39,11 +39,11 @@ context: centos/7/atomic
 inherit: true
 
 host:
-  distro: fedora/26/cloud
+  distro: fedora/27/cloud
   specs:
     secondary-disk: 10
 
-context: fedora/26/cloud
+context: fedora/27/cloud
 
 # we install atomic to get the runtime reqs but of course,
 # its files will get overwritten by the containerized build
diff --git a/Makefile b/Makefile
index fb7bcf7..4b7a426 100644
--- a/Makefile
+++ b/Makefile
@@ -59,7 +59,7 @@ clean:
 
 .PHONY: install-only
 install-only:
-	$(PYTHON) setup.py install --install-scripts /usr/share/atomic `test -n "$(DESTDIR)" && echo --root $(DESTDIR)`
+	$(PYTHON) setup.py install --prefix=/usr --install-scripts /usr/share/atomic `test -n "$(DESTDIR)" && echo --root $(DESTDIR)`
 
 	(cd $(DESTDIR)/$(PYTHONSITELIB) && rm -f atomic-$(VERSION)-*egg-info)