diff --git a/app/controllers/protocols_controller.rb b/app/controllers/protocols_controller.rb
index f24bebfac..624ebf4d7 100644
--- a/app/controllers/protocols_controller.rb
+++ b/app/controllers/protocols_controller.rb
@@ -191,6 +191,7 @@ class ProtocolsController < ApplicationController
 
   def update_authors
     if @protocol.update(authors: params.require(:protocol)[:authors])
+      log_activity(:edit_authors_in_protocol_repository, nil, protocol: @protocol.id)
       render json: {}, status: :ok
     else
       render json: @protocol.errors, status: :unprocessable_entity
@@ -209,6 +210,7 @@ class ProtocolsController < ApplicationController
     respond_to do |format|
       format.json do
         if @protocol.update(description: params.require(:protocol)[:description])
+          log_activity(:edit_description_in_protocol_repository, nil, protocol: @protocol.id)
           TinyMceAsset.update_images(@protocol, params[:tiny_mce_images], current_user)
           render json: {
             html: custom_auto_link(
diff --git a/spec/controllers/protocols_controller_spec.rb b/spec/controllers/protocols_controller_spec.rb
index 0e882b3c5..354d41864 100644
--- a/spec/controllers/protocols_controller_spec.rb
+++ b/spec/controllers/protocols_controller_spec.rb
@@ -118,7 +118,7 @@ describe ProtocolsController, type: :controller do
         }
       }
     end
-    let(:action) { put :update_metadata, params: params, format: :json }
+    let(:action) { put :update_description, params: params, format: :json }
 
     it 'calls create activity for updating description' do
       expect(Activities::CreateActivityService)