diff --git a/internal/library/library_paths_test.go b/internal/library/library_paths_test.go
index 1cd5613d..aa3cd5e2 100644
--- a/internal/library/library_paths_test.go
+++ b/internal/library/library_paths_test.go
@@ -51,7 +51,7 @@ func TestPlanRoots(t *testing.T) {
 		changes  []RootChange
 		mentions string
 	}{
-		"none":         {nil, "At least one"},
+		"none":         {nil, "at least one"},
 		"relative":     {[]RootChange{{Path: "music"}}, "full path"},
 		"root":         {[]RootChange{{Path: "/"}}, "whole filesystem"},
 		"absent":       {[]RootChange{{Path: filepath.Join(base, "nope")}}, "does not exist"},