diff --git a/aether-connector-okhttp.spec b/aether-connector-okhttp.spec
index 6faf0a5..e6e6ebb 100644
--- a/aether-connector-okhttp.spec
+++ b/aether-connector-okhttp.spec
@@ -3,7 +3,7 @@
 
 Name:           aether-connector-okhttp
 Version:        0.17.6
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        OkHttp Aether Connector
 
 # src/main/java/io/tesla/aether/wagon/OkHttpsWagon.java is ASL and EPL
@@ -20,8 +20,6 @@ BuildRequires:  maven-local
 BuildRequires:  mvn(com.google.guava:guava:18.0)
 BuildRequires:  mvn(com.squareup.okhttp3:okhttp) >= 3.14.2
 BuildRequires:  mvn(com.squareup.okio:okio) >= 1.17.4
-BuildRequires:  mvn(io.takari.maven.plugins:takari-lifecycle-plugin)
-BuildRequires:  mvn(io.takari:takari:pom:)
 BuildRequires:  mvn(javax.inject:javax.inject)
 BuildRequires:  mvn(org.apache.maven.wagon:wagon-provider-api)
 BuildRequires:  mvn(org.eclipse.aether:aether-api)
@@ -31,6 +29,7 @@ BuildRequires:  mvn(org.eclipse.aether:aether-util)
 BuildRequires:  mvn(org.eclipse.sisu:org.eclipse.sisu.inject)
 BuildRequires:  mvn(org.eclipse.sisu:org.eclipse.sisu.plexus)
 BuildRequires:  mvn(org.slf4j:slf4j-api)
+BuildRequires:  mvn(org.sonatype.plugins:sisu-maven-plugin)
 BuildRequires:  mvn(org.sonatype.sisu:sisu-guice::no_aop:)
 
 Requires:  mvn(com.squareup.okhttp3:okhttp) >= 3.14.2
@@ -51,9 +50,20 @@ API documentation for %{name}.
 find -name '*.class' -delete
 find -name '*.jar' -delete
 
+%pom_remove_parent
+%pom_xpath_remove "pom:packaging"
+%pom_add_plugin "org.sonatype.plugins:sisu-maven-plugin" . "
+<executions>
+  <execution>
+    <id>generate-index</id>
+    <phase>process-classes</phase>
+    <goals><goal>main-index</goal></goals>
+  </execution>
+</executions>"
+
 %build
 # We don't have all test deps (e.g. npn-boot, provisio-webserver)
-%mvn_build -f -- -Dtakari.privatePackageReference=ignore
+%mvn_build -f -- -Dtakari.privatePackageReference=ignore -Dmaven.compiler.source=1.7 -Dmaven.compiler.target=1.7
 
 %install
 %mvn_install
@@ -66,6 +76,9 @@ find -name '*.jar' -delete
 %license eclipse-1.0.txt
 
 %changelog
+* Fri Jan 24 2020 Mat Booth <mat.booth@redhat.com> - 0.17.6-3
+- Avoid using takari stack for building
+
 * Fri Jun 14 2019 Mat Booth <mat.booth@redhat.com> - 0.17.6-2
 - Restrict to same architectures as Eclipse itself