diff --git a/Gemfile b/Gemfile
index 8970a49..8ca0f8c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ source "https://rubygems.org"
 
 ruby RUBY_VERSION
 
-gem "decidim"
+gem "decidim", "~> 0.27.0"
 gem "decidim-spam_detection", path: "."
 
 gem "bootsnap", "~> 1.4"
@@ -13,7 +13,7 @@ gem "puma", ">= 5.5.1"
 group :development, :test do
   gem "byebug", "~> 11.0", platform: :mri
 
-  gem "decidim-dev"
+  gem "decidim-dev", "~> 0.27.0"
 end
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index f78f487..87a48ce 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -800,8 +800,8 @@ DEPENDENCIES
   bootsnap (~> 1.4)
   byebug (~> 11.0)
   codecov
-  decidim
-  decidim-dev
+  decidim (~> 0.27.0)
+  decidim-dev (~> 0.27.0)
   decidim-spam_detection!
   faker (~> 2.14)
   letter_opener_web (~> 1.3)
@@ -817,4 +817,4 @@ RUBY VERSION
    ruby 3.0.6p216
 
 BUNDLED WITH
-   2.3.14
+   2.4.6