diff --git a/test/dm/ofnode.c b/test/dm/ofnode.c
index d71faac..dee71ee 100644
--- a/test/dm/ofnode.c
+++ b/test/dm/ofnode.c
@@ -1209,12 +1209,11 @@
 }
 DM_TEST(dm_test_ofnode_too_many, UT_TESTF_SCAN_FDT);
 
-static int check_copy_props(struct unit_test_state *uts, ofnode src,
-			    ofnode dst)
+static int check_copy_props(struct unit_test_state *uts, ofnode dst, ofnode src)
 {
 	u32 reg[2], val;
 
-	ut_assertok(ofnode_copy_props(src, dst));
+	ut_assertok(ofnode_copy_props(dst, src));
 
 	ut_assertok(ofnode_read_u32(dst, "ping-expect", &val));
 	ut_asserteq(3, val);
@@ -1246,7 +1245,7 @@
 	src = ofnode_path("/b-test");
 	dst = ofnode_path("/some-bus");
 
-	ut_assertok(check_copy_props(uts, src, dst));
+	ut_assertok(check_copy_props(uts, dst, src));
 
 	/* check a property that is in the destination already */
 	ut_asserteq_str("mux0", ofnode_read_string(dst, "mux-control-names"));
@@ -1262,7 +1261,7 @@
 
 	src = ofnode_path("/b-test");
 	dst = oftree_path(otree, "/node/subnode2");
-	ut_assertok(check_copy_props(uts, src, dst));
+	ut_assertok(check_copy_props(uts, dst, src));
 
 	return 0;
 }