diff --git a/plexus-i18n.spec b/plexus-i18n.spec
index 19a5a2f..44ff732 100644
--- a/plexus-i18n.spec
+++ b/plexus-i18n.spec
@@ -48,6 +48,7 @@ BuildArch:      noarch
 BuildRequires:  ant-junit
 BuildRequires:  guava20
 BuildRequires:  xbean
+BuildConflicts: java-devel >= 9
 %endif
 
 %description
@@ -71,6 +72,9 @@ cp %{SOURCE1} build.xml
 %patch0 -p1
 %patch1 -p1
 
+%pom_remove_parent .
+%pom_xpath_inject pom:project "<groupId>org.codehaus.plexus</groupId>" .
+
 %build
 mkdir -p lib
 build-jar-repository -s lib plexus/utils plexus-containers/plexus-container-default