diff --git a/Containerfile b/Containerfile
index c57eb80..fcaf7bb 100644
--- a/Containerfile
+++ b/Containerfile
@@ -26,7 +26,6 @@ RUN cd /usr/src/redmine/plugins;git clone https://github.com/wellbia/redmine_mic
 RUN cd /usr/src/redmine/plugins;git clone https://github.com/redmica/redmica_ui_extension.git
 
 RUN cd /usr/src/redmine/plugins;git clone https://github.com/onozaty/redmine-view-customize.git view_customize
-RUN cd /usr/src/redmine/plugins;git clone https://github.com/alexbevi/redmine_knowledgebase.git 
 
 #RUN cd /usr/src/redmine/plugins;git clone https://github.com/haru/redmine_theme_changer.git