diff --git a/Makefile.am b/Makefile.am
index c2a19c8..b757857 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -126,6 +126,8 @@ EXTRA_DIST =	pkg.m4 \
 		tests/lib1/truncated.pc \
 		tests/lib1/c-comment.pc \
 		tests/lib1/duplicate-tuple.pc \
+		tests/lib1/flag-whitespace.pc \
+		tests/lib1/flag-whitespace-2.pc \
 		tests/lib-sbom/meta_package.pc \
 		tests/lib-sbom/test1.pc \
 		tests/lib-sbom/test2.pc \
diff --git a/tests/lib1/flag-whitespace-2.pc b/tests/lib1/flag-whitespace-2.pc
new file mode 100644
index 0000000..0b4d98b
--- /dev/null
+++ b/tests/lib1/flag-whitespace-2.pc
@@ -0,0 +1,5 @@
+Name: flag-whitespace-2
+Version: 0
+Description: test case for whitespace between flags
+URL: https://github.com/pkgconf/pkgconf
+Cflags: -I/includedir
diff --git a/tests/lib1/flag-whitespace.pc b/tests/lib1/flag-whitespace.pc
new file mode 100644
index 0000000..3da8f10
--- /dev/null
+++ b/tests/lib1/flag-whitespace.pc
@@ -0,0 +1,5 @@
+Name: flag-whitespace
+Version: 0
+Description: test case for whitespace between flags
+URL: https://github.com/pkgconf/pkgconf
+Cflags: -I /includedir