diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index a1d23fe..d834a3a 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -3,7 +3,7 @@ class ApplicationController < ActionController::Base
 	
 
 	def configure_permitted_parameters
-		devise_parameter_sanitizer.permit(:account_update, keys: [:total_required_hours, :weekly_target_hours, required_hours_matrix: {}, required_hours_matrix: {}])
+		devise_parameter_sanitizer.permit(:account_update, keys: [:total_required_hours, :weekly_target_hours, weekly_target_matrix: {}, required_hours_matrix: {}])
 	end
 	
 end
diff --git a/docker-compose.yml b/docker-compose.yml
index 13bc958..b0f91a3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,5 @@
 
-version: "3.9"
+version: "3.3"
 services:
   db:
     image: postgres:17