diff --git a/builtin/mv.c b/builtin/mv.c
index 2a7243f52e413c821f9f75969edcc0a9822c8e21..180ef99127d47d0e8fe9f12a590fd9ba9e524f08 100644
--- a/builtin/mv.c
+++ b/builtin/mv.c
@@ -203,7 +203,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
 			}
 		} else if (cache_name_pos(src, length) < 0)
 			bad = _("not under version control");
-		else if (lstat(dst, &st) == 0) {
+		else if (lstat(dst, &st) == 0 &&
+			 (!ignore_case || strcasecmp(src, dst))) {
 			bad = _("destination exists");
 			if (force) {
 				/*
diff --git a/merge-recursive.c b/merge-recursive.c
index 41770929420da4cba934b0b86b9cd2f55f9cab31..cab16fafb5c2b7792c78d3a7fbace1f43ab099cc 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -589,6 +589,12 @@ static int remove_file(struct merge_options *o, int clean,
 			return -1;
 	}
 	if (update_working_directory) {
+		if (ignore_case) {
+			struct cache_entry *ce;
+			ce = cache_file_exists(path, strlen(path), ignore_case);
+			if (ce && ce_stage(ce) == 0)
+				return 0;
+		}
 		if (remove_path(path))
 			return -1;
 	}
diff --git a/t/t6039-merge-ignorecase.sh b/t/t6039-merge-ignorecase.sh
new file mode 100755
index 0000000000000000000000000000000000000000..a97765314739be68cdd82e0b6f8dadd12f10a0a4
--- /dev/null
+++ b/t/t6039-merge-ignorecase.sh
@@ -0,0 +1,53 @@
+#!/bin/sh
+
+test_description='git-merge with case-changing rename on case-insensitive file system'
+
+. ./test-lib.sh
+
+if ! test_have_prereq CASE_INSENSITIVE_FS
+then
+	skip_all='skipping case insensitive tests - case sensitive file system'
+	test_done
+fi
+
+test_expect_success 'merge with case-changing rename' '
+	test $(git config core.ignorecase) = true &&
+	>TestCase &&
+	git add TestCase &&
+	git commit -m "add TestCase" &&
+	git tag baseline
+	git checkout -b with-camel &&
+	>foo &&
+	git add foo &&
+	git commit -m "intervening commit" &&
+	git checkout master &&
+	git rm TestCase &&
+	>testcase &&
+	git add testcase &&
+	git commit -m "rename to testcase" &&
+	git checkout with-camel &&
+	git merge master -m "merge" &&
+	test_path_is_file testcase
+'
+
+test_expect_success 'merge with case-changing rename on both sides' '
+	git checkout master &&
+	git reset --hard baseline &&
+	git branch -D with-camel &&
+	git checkout -b with-camel &&
+	git mv TestCase testcase &&
+	git commit -m "recase on branch" &&
+	>foo &&
+	git add foo &&
+	git commit -m "intervening commit" &&
+	git checkout master &&
+	git rm TestCase &&
+	>testcase &&
+	git add testcase &&
+	git commit -m "rename to testcase" &&
+	git checkout with-camel &&
+	git merge master -m "merge" &&
+	test_path_is_file testcase
+'
+
+test_done