diff --git a/PKGBUILD b/PKGBUILD
index 871f11f..7ba7ecd 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -46,5 +46,7 @@ package() {
     ln -s "/var/lib/${pkgname}/"{data,var} "${pkgdir}/usr/share/webapps/${pkgname}/"
     chown -R http:http "$_VAR_DIR"
 
+    sed -i "${_VAR_DIR}/var/bootstrap.php.cache" -e "s@__DIR__.'/../@'/usr/share/webapps/${pkgname}/@"
+
     chown -R http:http "${pkgdir}/usr/share/webapps/${pkgname}"
 }
diff --git a/wallabag.install b/wallabag.install
index 1b342a2..efdd2cd 100644
--- a/wallabag.install
+++ b/wallabag.install
@@ -12,8 +12,8 @@ post_install() {
     echo -n "To setup your webserver and enable the needed php extensions, "
     echo "please read: http://doc.wallabag.org/en/master/user/installation.html"
     echo ""
-    echo -n "If you upgraded from 2.0.x, you might need to check the upgrade guide: "
-    echo "http://doc.wallabag.org/en/master/user/upgrade-2.0.x-2.1.1.html"
+    echo -n "If you upgraded from 2.0.x or 2.1.x, you might need to check "
+    echo "the upgrade guide: http://doc.wallabag.org/en/master/user/upgrade.html"
 }