diff --git a/tests/comments-cmp.dts b/tests/comments-cmp.dts
new file mode 100644
index 0000000..4ee9f52
--- /dev/null
+++ b/tests/comments-cmp.dts
@@ -0,0 +1,16 @@
+/dts-v1/;
+
+/ {
+	prop1;
+	prop2;
+	prop3;
+	prop4;
+	prop5;
+	prop6;
+	prop7;
+	prop8;
+	prop9;
+	prop10;
+	child {
+	};
+};
diff --git a/comment-test.dts b/tests/comments.dts
similarity index 97%
rename from comment-test.dts
rename to tests/comments.dts
index 0174347..0b04b6b 100644
--- a/comment-test.dts
+++ b/tests/comments.dts
@@ -1,5 +1,6 @@
 /* regexps for lexing comments are.. tricky.  Check if we've actually
  * got it right */
+/dts-v1/;
 
 / {
 	// line comment
diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index 02b1fb0..73b9d81 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -154,6 +154,10 @@ dtc_tests () {
     run_test dtc.sh -I dts -O dtb -o dtc_path-references.test.dtb path-references.dts
     run_test path-references dtc_path-references.test.dtb
 
+    run_test dtc.sh -I dts -O dtb -o dtc_comments.test.dtb comments.dts
+    run_test dtc.sh -I dts -O dtb -o dtc_comments-cmp.test.dtb comments-cmp.dts
+    run_test dtbs_equal_ordered dtc_comments.test.dtb dtc_comments-cmp.test.dtb
+
     # Check -Odts mode preserve all dtb information
     for tree in test_tree1.dtb dtc_tree1.test.dtb dtc_escapes.test.dtb ; do
 	run_test dtc.sh -I dtb -O dts -o odts_$tree.test.dts $tree