--- /dev/null
+Index: ipkg-utils-1.7/ipkg-build
+===================================================================
+--- ipkg-utils-1.7.orig/ipkg-build 2007-07-21 03:10:58.228362436 +0200
++++ ipkg-utils-1.7/ipkg-build 2007-07-21 03:11:02.912629374 +0200
+@@ -133,7 +133,7 @@
+ disallowed_filename=`disallowed_field Filename`
+ [ "$?" -ne 0 ] && PKG_ERROR=1
+
+- if echo $pkg | grep '[^a-z0-9.+-]'; then
++ if echo $pkg | grep '[^a-zA-Z0-9.+-]'; then
+ echo "*** Error: Package name $name contains illegal characters, (other than [a-z0-9.+-])" >&2
+ PKG_ERROR=1;
+ fi
+Index: ipkg-utils-1.7/ipkg-buildpackage
+===================================================================
+--- ipkg-utils-1.7.orig/ipkg-buildpackage 2007-07-21 03:10:43.859543602 +0200
++++ ipkg-utils-1.7/ipkg-buildpackage 2007-07-21 03:10:52.212019583 +0200
+@@ -69,7 +69,7 @@
+ required_field Maintainer >/dev/null
+ required_field Description >/dev/null
+
+- if echo $pkg | grep '[^a-z0-9.+-]'; then
++ if echo $pkg | grep '[^a-zA-Z0-9.+-]'; then
+ echo "ipkg-build: Error: Package name $name contains illegal characters, (other than [a-z0-9.+-])"
+ PKG_ERROR=1;
+ fi