diff --git a/.golangci.yml b/.golangci.yml
index f6dab404fd0..538f8535712 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -90,10 +90,6 @@ linters-settings:
         pkg: ^\Qgithub.com/jackc/pgx/v5/pgxpool\E$
         msg: Use `Acquire` with `defer Release()` instead.
 
-      # - p: ^slog\.(Debug|Info|Want|Error|Log)
-      #   pkg: ^\Qlog/slog\E$
-      #   msg: Do not use default slog logger.
-
       # integration tests use a different configuration file
       - p: ^\Qbson.E\E$
         pkg: ^\Qgo.mongodb.org/mongo-driver/bson\E$
diff --git a/internal/util/testutil/dump.go b/internal/util/testutil/dump.go
index 07b85cbbee4..aed228ccb35 100644
--- a/internal/util/testutil/dump.go
+++ b/internal/util/testutil/dump.go
@@ -42,7 +42,8 @@ func Dump[T types.Type](tb testtb.TB, o T) string {
 func DumpSlice[T types.Type](tb testtb.TB, s []T) string {
 	tb.Helper()
 
-	// We might switch to go-spew or something else later.
+	// We should switch to bson2's format.
+	// TODO https://github.com/FerretDB/FerretDB/issues/4157
 
 	res := []byte("[")