diff --git a/CHANGELOG.md b/CHANGELOG.md
index a219a86..cabe6ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@
 - disable autocompletion for hex digits
 - no more crashes on recovered parse result
 - correct handling of using '=' sign in expressions
+- work with untitled (unsaved) documents
 
 ## [1.3.1] - 2023-07-11
 
diff --git a/server/src/localFiles.ts b/server/src/localFiles.ts
index 0024f46..38ca0ea 100644
--- a/server/src/localFiles.ts
+++ b/server/src/localFiles.ts
@@ -38,5 +38,8 @@ export function getFolder(uri: string): string {
 }
 
 export function unifyUri(uri: string): string {
-    return URI.file(URI.parse(uri).fsPath).toString(false);
+    const parsedUri = URI.parse(uri);
+    if (parsedUri.scheme === 'file') 
+        return URI.file(parsedUri.fsPath).toString(false);
+    return uri;
 }