diff --git a/Gemfile.lock b/Gemfile.lock
index a654d6f2..ab92d81c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -73,6 +73,7 @@ GEM
     ast (2.4.2)
     autoprefixer-rails (10.4.13.0)
       execjs (~> 2)
+    base64 (0.1.1)
     bcrypt (3.1.19)
     bootstrap-sass (3.4.1)
       autoprefixer-rails (>= 5.2.1)
@@ -303,7 +304,8 @@ GEM
       rspec-mocks (~> 3.12)
       rspec-support (~> 3.12)
     rspec-support (3.12.1)
-    rubocop (1.54.1)
+    rubocop (1.56.0)
+      base64 (~> 0.1.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -311,7 +313,7 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.28.0, < 2.0)
+      rubocop-ast (>= 1.28.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.29.0)
diff --git a/app/models/project.rb b/app/models/project.rb
index b1d9b4bb..14189ef3 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -88,7 +88,8 @@ def active?
   def joined(user)
     return false if users.empty?
     return false unless users.include? user
-    return true if users.include? user
+
+    true if users.include? user
   end
 
   def join!(user)