diff --git a/lib/java/Makefile.am b/lib/java/Makefile.am
index 7275f5b..ffcdc03 100644
--- a/lib/java/Makefile.am
+++ b/lib/java/Makefile.am
@@ -20,17 +20,17 @@
 EXTRA_DIST = build.xml src test
 
 all-local:
-	$(ANT)
+	$(ANT) $(ANT_FLAGS)
 
 install-exec-hook:
-	$(ANT) install -Dinstall.path=$(DESTDIR)$(JAVA_PREFIX) \
+	$(ANT) $(ANT_FLAGS) install -Dinstall.path=$(DESTDIR)$(JAVA_PREFIX) \
 		-Dinstall.javadoc.path=$(DESTDIR)$(docdir)/java
 
 # Make sure this doesn't fail if ant is not configured.
 clean-local:
 	ANT=$(ANT) ; if test -z "$$ANT" ; then ANT=: ; fi ; \
-	$$ANT clean
+	$$ANT $(ANT_FLAGS) clean
 
 check-local: all
-	$(ANT) test
+	$(ANT) $(ANT_FLAGS) test