diff --git a/lxc-apps/decidim/decidim.image b/lxc-apps/decidim/decidim.image
index 165403d..8e16f02 100644
--- a/lxc-apps/decidim/decidim.image
+++ b/lxc-apps/decidim/decidim.image
@@ -15,7 +15,7 @@ RUN EOF
 
     # Install Decidim
     bundle config build.nokogiri --use-system-libraries
-    gem install decidim
+    gem install decidim -v 0.23.4
     cd /srv
     decidim decidim-app
 EOF