diff --git a/Makefile.am b/Makefile.am
index 7d7207c..e7be56a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -93,6 +93,7 @@ EXTRA_DIST =	pkg.m4 \
 		tests/lib1/requires-internal-collision.pc \
 		tests/lib1/tuple-quoting.pc \
 		tests/lib1/empty-tuple.pc \
+		tests/lib1/orphaned-requires-private.pc \
 		tests/test_env.sh \
 		$(test_scripts) \
 		doc/conf.py \
diff --git a/tests/lib1/orphaned-requires-private.pc b/tests/lib1/orphaned-requires-private.pc
new file mode 100644
index 0000000..c62bab4
--- /dev/null
+++ b/tests/lib1/orphaned-requires-private.pc
@@ -0,0 +1,8 @@
+Name: orphaned-requires-private
+Version: 1
+Description: A testing module for pkgconf
+URL: http://www.pkgconf.org/
+Requires: foo
+Requires.private: orphaned-foo
+Cflags: -DUNREACHABLE
+Libs: