diff --git a/include/git2/config.h b/include/git2/config.h
index 332e62036..63293dbda 100644
--- a/include/git2/config.h
+++ b/include/git2/config.h
@@ -48,9 +48,13 @@ typedef enum {
 	 */
 	GIT_CONFIG_LEVEL_LOCAL = 5,
 
+	/** Worktree specific configuration file; $GIT_DIR/config.worktree
+	 */
+	GIT_CONFIG_LEVEL_WORKTREE = 6,
+
 	/** Application specific configuration file; freely defined by applications
 	 */
-	GIT_CONFIG_LEVEL_APP = 6,
+	GIT_CONFIG_LEVEL_APP = 7,
 
 	/** Represents the highest level available config file (i.e. the most
 	 * specific config file available that actually is loaded)
diff --git a/tests/libgit2/config/configlevel.c b/tests/libgit2/config/configlevel.c
index 8422d32c9..3534fbc2c 100644
--- a/tests/libgit2/config/configlevel.c
+++ b/tests/libgit2/config/configlevel.c
@@ -71,3 +71,21 @@ void test_config_configlevel__fetching_a_level_from_an_empty_compound_config_ret
 
 	git_config_free(cfg);
 }
+
+void test_config_configlevel__can_override_local_with_worktree(void)
+{
+	git_config *cfg;
+	git_buf buf = GIT_BUF_INIT;
+
+	cl_git_pass(git_config_new(&cfg));
+	cl_git_pass(git_config_add_file_ondisk(cfg, cl_fixture("config/config19"),
+		GIT_CONFIG_LEVEL_WORKTREE, NULL, 1));
+	cl_git_pass(git_config_add_file_ondisk(cfg, cl_fixture("config/config18"),
+		GIT_CONFIG_LEVEL_LOCAL, NULL, 1));
+
+	cl_git_pass(git_config_get_string_buf(&buf, cfg, "core.stringglobal"));
+	cl_assert_equal_s("don't find me!", buf.ptr);
+
+	git_buf_dispose(&buf);
+	git_config_free(cfg);
+}