diff --git a/src/olympic/studio/modlib/src/project.cpp b/src/olympic/studio/modlib/src/project.cpp
index edbb7323..9b9843a8 100644
--- a/src/olympic/studio/modlib/src/project.cpp
+++ b/src/olympic/studio/modlib/src/project.cpp
@@ -56,9 +56,13 @@ ox::FileSystem &Project::romFs() noexcept {
 }
 
 ox::Error Project::mkdir(ox::CRStringView path) const noexcept {
-	oxReturnError(m_fs.mkdir(path, true));
-	fileUpdated.emit(path, {});
-	return {};
+	auto const [stat, err] = m_fs.stat(path);
+	if (err) {
+		oxReturnError(m_fs.mkdir(path, true));
+		fileUpdated.emit(path, {});
+	}
+	return stat.fileType == ox::FileType::Directory ?
+		ox::Error{} : OxError(1, "path exists as normal file");
 }
 
 ox::Result<ox::FileStat> Project::stat(ox::CRStringView path) const noexcept {