diff --git a/path.c b/path.c
index c3a709a928..f17595fd1b 100644
--- a/path.c
+++ b/path.c
@@ -1544,19 +1544,23 @@ int looks_like_command_line_option(const char *str)
 
 char *xdg_config_home_for(const char *subdir, const char *filename)
 {
+	char *ret;
 	const char *home, *config_home;
 
 	assert(subdir);
 	assert(filename);
 	config_home = getenv("XDG_CONFIG_HOME");
 	if (config_home && *config_home)
-		return mkpathdup("%s/%s/%s", config_home, subdir, filename);
+		ret = mkpathdup("%s/%s/%s", config_home, subdir, filename);
+	else if ((home = getenv("HOME")))
+		ret = mkpathdup("%s/.config/%s/%s", home, subdir, filename);
+	else
+		return NULL;
 
-	home = getenv("HOME");
-	if (home)
-		return mkpathdup("%s/.config/%s/%s", home, subdir, filename);
-
-	return NULL;
+#ifdef GIT_WINDOWS_NATIVE
+	convert_slashes(ret);
+#endif
+	return ret;
 }
 
 char *xdg_config_home(const char *filename)
diff --git a/t/t1300-config.sh b/t/t1300-config.sh
index e3f8064889..329407a73d 100755
--- a/t/t1300-config.sh
+++ b/t/t1300-config.sh
@@ -2350,6 +2350,38 @@ test_expect_success '--show-origin with --default' '
 	test_cmp expect actual
 '
 
+test_expect_success 'set up xdg config --show-origin tests' '
+	mkdir -p "$HOME"/.config/git &&
+	cat >"$HOME"/.config/git/config <<-EOF
+	[xdg]
+		config = true
+	EOF
+'
+
+test_expect_success MINGW '--show-origin converts backslashes in xdg path to forward slashes on Windows' '
+	backslash_home="$(echo "$HOME" | tr / \\\\)" &&
+	echo "file:$HOME/.config/git/config	true" >expect &&
+
+	(
+		sane_unset XDG_CONFIG_HOME &&
+		HOME="$backslash_home" git config ${mode_get} --show-origin xdg.config >actual
+	) &&
+	test_cmp expect actual &&
+
+	XDG_CONFIG_HOME="$backslash_home\\.config" git config ${mode_get} --show-origin xdg.config >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--show-origin with default xdg path' '
+	echo "file:$HOME/.config/git/config	true" >expect &&
+	git config ${mode_get} --show-origin xdg.config >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'clean up xdg config --show-origin tests' '
+	rm -rf "$HOME"/.config/git
+'
+
 test_expect_success '--show-scope with --list' '
 	cat >expect <<-EOF &&
 	global	user.global=true