diff --git a/t/t1300-repo-config.sh b/t/t1300-repo-config.sh
index f664bfc671..f22b611680 100755
--- a/t/t1300-repo-config.sh
+++ b/t/t1300-repo-config.sh
@@ -1075,6 +1075,13 @@ test_expect_success 'git -c works with aliases of builtins' '
 	test_cmp expect actual
 '
 
+test_expect_failure 'aliases can be CamelCased' '
+	test_config alias.CamelCased "rev-parse HEAD" &&
+	git CamelCased >out &&
+	git rev-parse HEAD >expect &&
+	test_cmp expect out
+'
+
 test_expect_success 'git -c does not split values on equals' '
 	echo "value with = in it" >expect &&
 	git -c core.foo="value with = in it" config core.foo >actual &&