diff --git a/src/Console/Logger.es6 b/src/Console/Logger.es6
index a81bf30..5e6076d 100644
--- a/src/Console/Logger.es6
+++ b/src/Console/Logger.es6
@@ -227,7 +227,7 @@ export default class Logger extends util.Emitter
             this._lastLog = log;
         }
 
-        if (this._maxNum !== 'infinite' && logs.length >= this._maxNum)
+        if (this._maxNum !== 'infinite' && logs.length > this._maxNum)
         {
             $el.find('li').first().remove();
             logs.shift();
diff --git a/test/console.js b/test/console.js
index aa9b555..1bf39e1 100644
--- a/test/console.js
+++ b/test/console.js
@@ -195,4 +195,33 @@ describe('filter', function ()
 
         tool.filter('all');
     });
-});
\ No newline at end of file
+});
+
+describe('config', function ()
+{
+    var config = tool.config;
+
+    it('max number', function ()
+    {
+        config.set('maxLogNum', '10');
+        tool.clear();
+        for (var i = 0; i < 20; i++) tool.log(i);
+        expect($tool.find('.eruda-log-item')).toHaveLength(10);
+    });
+
+    it('override console', function ()
+    {
+        config.set('overrideConsole', true);
+        console.clear();
+        console.log('test');
+        expect($tool.find('.eruda-log-item')).toContainText('test');
+    });
+
+    it('display extra info', function ()
+    {
+        config.set('displayExtraInfo', true);
+        tool.clear().log('test');
+        expect($tool.find('.eruda-logs li')).toContainElement('.eruda-header');
+    });
+});
+