diff --git a/src/vs/workbench/contrib/files/browser/editors/fileEditorInput.ts b/src/vs/workbench/contrib/files/browser/editors/fileEditorInput.ts
index d6fb7f6da6be50f80ef1c35d15ea9135d6a32ca3..488441ba5e3989dd395ddbb735689bb62e89faea 100644
--- a/src/vs/workbench/contrib/files/browser/editors/fileEditorInput.ts
+++ b/src/vs/workbench/contrib/files/browser/editors/fileEditorInput.ts
@@ -45,8 +45,12 @@ export class FileEditorInput extends AbstractTextResourceEditorInput implements
 				capabilities |= EditorInputCapabilities.Readonly;
 			}
 		} else {
-			if (this.fileService.hasCapability(this.resource, FileSystemProviderCapabilities.Readonly)) {
-				capabilities |= EditorInputCapabilities.Readonly;
+			if (this.fileService.canHandleResource(this.resource)) {
+				if (this.fileService.hasCapability(this.resource, FileSystemProviderCapabilities.Readonly)) {
+					capabilities |= EditorInputCapabilities.Readonly;
+				}
+			} else {
+				capabilities |= EditorInputCapabilities.Untitled;
 			}
 		}