diff --git a/core/ustring.cpp b/core/ustring.cpp
index 6a1dc2295fa..345db0eb132 100644
--- a/core/ustring.cpp
+++ b/core/ustring.cpp
@@ -3792,7 +3792,8 @@ bool String::is_valid_float() const {
 
 String String::path_to_file(const String &p_path) const {
 
-	String src = this->replace("\\", "/").get_base_dir();
+	// Don't get base dir for src, this is expected to be a dir already.
+	String src = this->replace("\\", "/");
 	String dst = p_path.replace("\\", "/").get_base_dir();
 	String rel = src.path_to(dst);
 	if (rel == dst) // failed
diff --git a/editor/editor_file_dialog.cpp b/editor/editor_file_dialog.cpp
index 7fc989b5e95..03da065658f 100644
--- a/editor/editor_file_dialog.cpp
+++ b/editor/editor_file_dialog.cpp
@@ -958,6 +958,8 @@ String EditorFileDialog::get_current_path() const {
 }
 void EditorFileDialog::set_current_dir(const String &p_dir) {
 
+	if (p_dir.is_rel_path())
+		dir_access->change_dir(OS::get_singleton()->get_resource_dir());
 	dir_access->change_dir(p_dir);
 	update_dir();
 	invalidate();