diff --git a/maven-osgi.spec b/maven-osgi.spec
index c80bcd5..c40d36a 100644
--- a/maven-osgi.spec
+++ b/maven-osgi.spec
@@ -61,8 +61,10 @@ sed -i 's/import aQute\.lib\.osgi/import aQute.bnd.osgi/g' src/main/java/org/apa
 %pom_xpath_set "pom:artifactId[text()='plexus-maven-plugin']" plexus-component-metadata
 
 %build
-# Tests depend on binary JARs which were removed from sources
-%{mvn_build} -f -- -Dmaven.compiler.release=6
+%{mvn_build} -f \
+%if %{?pkg_vcmp:%pkg_vcmp java-devel >= 9}%{!?pkg_vcmp:0}
+	-- -Dmaven.compiler.release=6
+%endif
 
 %install
 %mvn_install