diff --git a/glassfish-activation.spec b/glassfish-activation.spec
index 75130e9..fba8dc5 100644
--- a/glassfish-activation.spec
+++ b/glassfish-activation.spec
@@ -106,7 +106,7 @@ install -d -m 755 %{buildroot}%{_javadocdir}/%{name}
 cp -r activation/target/site/apidocs/* %{buildroot}/%{_javadocdir}/%{name}
 %fdupes -s %{buildroot}%{_javadocdir}
 
-%triggerpostun -- gnu-jaf
+%triggerpostun api -- gnu-jaf
 if [ -f %{_javadir}/%{name}-api.jar ] ; then
     if [ -f %{_javadir}/jaf.jar ] ; then
         rm -f %{_javadir}/jaf.jar