diff --git a/src/kemal/config.cr b/src/kemal/config.cr
index 3e57858..1c151c3 100644
--- a/src/kemal/config.cr
+++ b/src/kemal/config.cr
@@ -50,7 +50,7 @@ module Kemal
     end
 
     def setup_logging
-      @logger = if @logging
+      @logger ||= if @logging
                   Kemal::CommonLogHandler.new(@env)
                 else
                   Kemal::NullLogHandler.new(@env)