diff --git a/src/features/diagnosticsProvider.ts b/src/features/diagnosticsProvider.ts
index c122de82b..fdfc47cb6 100644
--- a/src/features/diagnosticsProvider.ts
+++ b/src/features/diagnosticsProvider.ts
@@ -245,13 +245,6 @@ class DiagnosticsProvider extends AbstractSupport {
                     }
                 }
 
-                // Clear diagnostics for files that no longer have any diagnostics.
-                this._diagnostics.forEach((uri, diagnostics) => {
-                    if (!entries.find(tuple => tuple[0] === uri)) {
-                        this._diagnostics.delete(uri);
-                    }
-                });
-
                 // replace all entries
                 this._diagnostics.set(entries);
             });