diff --git a/jpackage-utils/java-utils/java-functions b/jpackage-utils/java-utils/java-functions

index 612875b..d188efa 100644

--- a/jpackage-utils/java-utils/java-functions

+++ b/jpackage-utils/java-utils/java-functions

@@ -10,6 +10,11 @@

 # in his environment

 _JAVA_HOME="$JAVA_HOME"

+# altlinux filetriggers support; 

+# call alternatives-update inside the rpm transaction

+# or some java/jpackage alternatives may not be set yet

+[ -n "$RPM_INSTALL_ARG1" ] && [ -z "$RPM_FORCE_UPDATE_ALTERNATIVES" ] && [ -x /usr/sbin/alternatives-update ] && /usr/sbin/alternatives-update ||:

+

 # Read configuration or die.

 if [ -f /etc/java/java.conf ] ; then

   . /etc/java/java.conf