diff -Nurd libidn-1.22/Makefile.in libidn-1.22-new/Makefile.in
--- libidn-1.22/Makefile.in	2011-05-04 14:38:11.000000000 -0400
+++ libidn-1.22-new/Makefile.in	2011-05-13 09:33:10.000000000 -0400
@@ -976,7 +976,7 @@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = gl lib/gl lib po src doc gltests lib/gltests tests examples	\
+SUBDIRS = gl lib/gl lib po src gltests lib/gltests tests examples	\
 	java csharp
 
 
diff -Nurd libidn-1.22/java/gnu/inet/encoding/Makefile.in libidn-1.22-new/java/gnu/inet/encoding/Makefile.in
--- libidn-1.22/java/gnu/inet/encoding/Makefile.in	2011-05-04 14:38:10.000000000 -0400
+++ libidn-1.22-new/java/gnu/inet/encoding/Makefile.in	2011-05-13 23:13:42.000000000 -0400
@@ -34,6 +34,7 @@
 # License along with GNU Libidn; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 # 02110-1301, USA.
+AM_JAVACFLAGS = -target 1.5 -source 1.5
 VPATH = @srcdir@
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
diff -Nurd libidn-1.22/java/misc/Makefile.in libidn-1.22-new/java/misc/Makefile.in
--- libidn-1.22/java/misc/Makefile.in	2011-05-04 14:38:10.000000000 -0400
+++ libidn-1.22-new/java/misc/Makefile.in	2011-05-13 09:33:39.000000000 -0400
@@ -895,7 +895,7 @@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 JAVAROOT = $(top_builddir)/java/misc
-AM_JAVACFLAGS = -classpath $(top_builddir)/java/libidn-$(VERSION).jar:$(top_srcdir)/java/libidn-$(VERSION).jar
+AM_JAVACFLAGS = -classpath $(top_builddir)/java/libidn-$(VERSION).jar:$(top_srcdir)/java/libidn-$(VERSION).jar -target 1.5 -source 1.5
 @JAVA_TRUE@dist_noinst_JAVA = GenerateRFC3454.java GenerateNFKC.java	\
 @JAVA_TRUE@			TestIDNA.java TestNFKC.java