diff --git a/ext/common.go b/ext/common.go
index 70604cd..1fc00ec 100644
--- a/ext/common.go
+++ b/ext/common.go
@@ -12,3 +12,11 @@ func logError(l *slog.Logger, text string, err error) {
 	}
 	l.Error(text, "error", err)
 }
+
+// ternary operator approximation.
+func iftrue[T any](b bool, t T, f T) T {
+	if b {
+		return t
+	}
+	return f
+}
diff --git a/ext/dispatcher.go b/ext/dispatcher.go
index 5cd0c84..de2527c 100644
--- a/ext/dispatcher.go
+++ b/ext/dispatcher.go
@@ -131,17 +131,13 @@ func NewDispatcher(opts *DispatcherOpts) *Dispatcher {
 	processor := Processor(BaseProcessor{})
 
 	if opts != nil {
-		if opts.MaxRoutines != 0 {
-			maxRoutines = opts.MaxRoutines
-		}
-		if opts.Processor != nil {
-			processor = opts.Processor
-		}
+		maxRoutines = iftrue(opts.MaxRoutines != 0, opts.MaxRoutines, maxRoutines)
+		processor = iftrue(opts.Processor != nil, opts.Processor, processor)
+		logger = iftrue(opts.Logger != nil, opts.Logger, logger)
 
 		errHandler = opts.Error
 		panicHandler = opts.Panic
 		unhandledErrFunc = opts.UnhandledErrFunc
-		logger = opts.Logger
 	}
 
 	var limiter chan struct{}
diff --git a/ext/updater.go b/ext/updater.go
index 86efd9e..fbb7c5b 100644
--- a/ext/updater.go
+++ b/ext/updater.go
@@ -62,8 +62,8 @@ func NewUpdater(dispatcher UpdateDispatcher, opts *UpdaterOpts) *Updater {
 	logger := slog.Default()
 
 	if opts != nil {
+		logger = iftrue(opts.Logger == nil, logger, opts.Logger)
 		unhandledErrFunc = opts.UnhandledErrFunc
-		logger = opts.Logger
 	}
 
 	return &Updater{