diff --git a/Gemfile b/Gemfile
index d1150ec3f..852ad42e3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-DECIDIM_VERSION = { git: "https://github.com/AjuntamentdeBarcelona/decidim", branch: "release/0.28-stable-bcn" }.freeze
+DECIDIM_VERSION = { git: "https://github.com/AjuntamentdeBarcelona/decidim", branch: "release/0.28-stable-bcn-proposal-optimization" }.freeze
 
 ruby RUBY_VERSION
 
diff --git a/Gemfile.lock b/Gemfile.lock
index a8e004352..61e06c777 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GIT
   remote: https://github.com/AjuntamentdeBarcelona/decidim
-  revision: f3b125243e409476b07c75a7438eafc529dd96c8
-  branch: release/0.28-stable-bcn
+  revision: 6fe60fee0ddcfeee79ed5cfa82f22064a5cf0259
+  branch: release/0.28-stable-bcn-proposal-optimization
   specs:
     decidim (0.28.4)
       decidim-accountability (= 0.28.4)