diff --git a/CHANGELOG.md b/CHANGELOG.md
index db3451ee4..1717fe17c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog Fab-manager
 
+## v5.3.4 2022 March 01
+
+- Fix line break on home events' cards
+- Fix typo "projets" => "projects"
+- Removes dead code about OpenAPI (open_api_calls_count_tracings)
+- Fix a bug: unable to modify OpenLab url for production
+
 ## v5.3.3 2022 February 08
 
 - Updated german translations
@@ -7,7 +14,7 @@
 - Fix a bug/regresion: $sce.getTrustedHtml removes all dangerous html like iframe (youtube players, ect), replaced by $sce.trustAsHtml which trusts the content, it creates a security breach but all contents are created by users to we trust them
 - Fix a bug: in SubscriptionPolicy#show?, was causing an error notice, making user think that the payment was not done, but it was
 - Fix a bug: destroying a project was impossible
-- Fix a bug: fix non-blocking js error when there was not payment gateway set 
+- Fix a bug: fix non-blocking js error when there was not payment gateway set
 - [TODO DEPLOY] `rails fablab:maintenance:regenerate_statistics[2020,04]`
 
 ## v5.3.2 2022 January 19
@@ -58,7 +65,7 @@
 - Ability to configure multiple VAT rates, per kind of invoiced item
 - Ability to export the collected VAT, by rates, to a CSV file
 - Refactored the extended prices' frontend code to allow future customization
-- Fix a bug: the amount label in not correctly shown in the extended prices modal 
+- Fix a bug: the amount label in not correctly shown in the extended prices modal
 - Fix a bug: `extended_prices_in_same_day` apply the extended prices to each day
 
 ## v5.2.0 2021 December 23
diff --git a/app/controllers/api/openlab_projects_controller.rb b/app/controllers/api/openlab_projects_controller.rb
index d117725c6..1a19508e4 100644
--- a/app/controllers/api/openlab_projects_controller.rb
+++ b/app/controllers/api/openlab_projects_controller.rb
@@ -6,7 +6,7 @@ class API::OpenlabProjectsController < API::ApiController
   before_action :init_openlab
 
   def index
-    render json: @projets.search(params[:q], page: params[:page], per_page: params[:per_page]).response.body
+    render json: @projects.search(params[:q], page: params[:page], per_page: params[:per_page]).response.body
   rescue StandardError
     render json: { errors: ['service unavailable'] }
   end
@@ -15,6 +15,6 @@ class API::OpenlabProjectsController < API::ApiController
 
   def init_openlab
     client = Openlab::Client.new(app_secret: Setting.get('openlab_app_secret'))
-    @projets = Openlab::Projects.new(client)
+    @projects = Openlab::Projects.new(client)
   end
 end
diff --git a/app/frontend/src/javascript/filters/filters.js b/app/frontend/src/javascript/filters/filters.js
index e6cb02e7c..827799875 100644
--- a/app/frontend/src/javascript/filters/filters.js
+++ b/app/frontend/src/javascript/filters/filters.js
@@ -157,6 +157,8 @@ Application.Filters.filter('breakFilter', [function () {
 Application.Filters.filter('simpleText', [function () {
   return function (text) {
     if (text != null) {
+      // add a line break after specific closing tags
+      text = text.replace(/(<\/p>|<\/h4>|<\/h5>|<\/h6>|<\/pre>|<\/blockquote>)/g, '\n');
       text = text.replace(/<br\s*\/?>/g, '\n');
       return text.replace(/<\/?\w+[^>]*>/g, '');
     } else {
diff --git a/app/models/open_api/calls_count_tracing.rb b/app/models/open_api/calls_count_tracing.rb
deleted file mode 100644
index c54338a12..000000000
--- a/app/models/open_api/calls_count_tracing.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-class OpenAPI::CallsCountTracing < ApplicationRecord
-  belongs_to :projets, foreign_key: :open_api_client_id
-  validates :projets, :at, presence: true
-end
diff --git a/app/models/open_api/client.rb b/app/models/open_api/client.rb
index a9815eaf7..9d537d379 100644
--- a/app/models/open_api/client.rb
+++ b/app/models/open_api/client.rb
@@ -2,8 +2,6 @@
 
 # OpenAPI::Client keeps track of the authorized accesses to the 3-rd party API (aka. OpenAPI)
 class OpenAPI::Client < ApplicationRecord
-  has_many :calls_count_tracings, foreign_key: :open_api_client_id, dependent: :destroy
-
   validates :name, presence: true
   validates_uniqueness_of :token
 
diff --git a/app/workers/open_api_trace_calls_count_worker.rb b/app/workers/open_api_trace_calls_count_worker.rb
deleted file mode 100644
index d54569567..000000000
--- a/app/workers/open_api_trace_calls_count_worker.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-class OpenAPITraceCallsCountWorker < Sidekiq::Workers
-  include Sidekiq::Worker
-  sidekiq_options queue: 'default', retry: true
-
-  def perform
-    OpenAPI::Client.find_each do |client|
-      OpenAPI::CallsCountTracing.create!(projets: client, calls_count: client.calls_count, at: DateTime.current)
-    end
-  end
-end
diff --git a/app/workers/openlab_worker.rb b/app/workers/openlab_worker.rb
index c14200236..2a3ad9f79 100644
--- a/app/workers/openlab_worker.rb
+++ b/app/workers/openlab_worker.rb
@@ -7,7 +7,7 @@ class OpenlabWorker
 
   def initialize
     client = Openlab::Client.new(app_secret: Setting.get('openlab_app_secret'))
-    @projets = Openlab::Projects.new(client)
+    @projects = Openlab::Projects.new(client)
     super
   end
 
@@ -17,12 +17,12 @@ class OpenlabWorker
     case action.to_s
     when /create/
       project = Project.find(project_id)
-      response = @projets.create(project.openlab_attributes)
+      response = @projects.create(project.openlab_attributes)
     when /update/
       project = Project.find(project_id)
-      response = @projets.update(project_id, project.openlab_attributes)
+      response = @projects.update(project_id, project.openlab_attributes)
     when /destroy/
-      response = @projets.destroy(project_id)
+      response = @projects.destroy(project_id)
     else
       raise NotImplementedError
     end
diff --git a/config/initializers/openlab_ruby.rb b/config/initializers/openlab_ruby.rb
index e0c1ffd9e..3499e7da5 100644
--- a/config/initializers/openlab_ruby.rb
+++ b/config/initializers/openlab_ruby.rb
@@ -1,3 +1,3 @@
 Openlab.configure do |config|
-  config.base_uri = Rails.application.secrets.openlab_base_uri unless Rails.env.production?
+  config.base_uri = Rails.application.secrets.openlab_base_uri if Rails.application.secrets.openlab_base_uri
 end
diff --git a/config/schedule.yml b/config/schedule.yml
index af0ecf6b4..d1bb8b1c6 100644
--- a/config/schedule.yml
+++ b/config/schedule.yml
@@ -20,10 +20,6 @@ i_calendar_import:
   class: "ICalendarImportWorker"
   queue: default
 
-open_api_trace_calls_count:
-  cron: "0 4 * * 0" # every sunday at 4am
-  class: "OpenAPITraceCallsCountWorker"
-
 reservation_reminder:
   cron: "1 * * * *"
   class: "ReservationReminderWorker"
diff --git a/db/migrate/20220225143203_drop_table_open_api_calls_count_tracings.rb b/db/migrate/20220225143203_drop_table_open_api_calls_count_tracings.rb
new file mode 100644
index 000000000..444074bce
--- /dev/null
+++ b/db/migrate/20220225143203_drop_table_open_api_calls_count_tracings.rb
@@ -0,0 +1,14 @@
+class DropTableOpenAPICallsCountTracings < ActiveRecord::Migration[5.2]
+  def up
+    drop_table :open_api_calls_count_tracings
+  end
+
+  def down
+    create_table :open_api_calls_count_tracings do |t|
+      t.belongs_to :open_api_client, foreign_key: true, index: true
+      t.integer :calls_count, null: false
+      t.datetime :at, null: false
+      t.timestamps null: false
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index eaef1c8e7..af2f63d2f 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2022_01_18_123741) do
+ActiveRecord::Schema.define(version: 2022_02_25_143203) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "fuzzystrmatch"
@@ -19,8 +19,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
   enable_extension "unaccent"
 
   create_table "abuses", id: :serial, force: :cascade do |t|
-    t.integer "signaled_id"
     t.string "signaled_type"
+    t.integer "signaled_id"
     t.string "first_name"
     t.string "last_name"
     t.string "email"
@@ -49,8 +49,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
     t.string "locality"
     t.string "country"
     t.string "postal_code"
-    t.integer "placeable_id"
     t.string "placeable_type"
+    t.integer "placeable_id"
     t.datetime "created_at"
     t.datetime "updated_at"
   end
@@ -64,8 +64,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
   end
 
   create_table "assets", id: :serial, force: :cascade do |t|
-    t.integer "viewable_id"
     t.string "viewable_type"
+    t.integer "viewable_id"
     t.string "attachment"
     t.string "type"
     t.datetime "created_at"
@@ -133,8 +133,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
   end
 
   create_table "credits", id: :serial, force: :cascade do |t|
-    t.integer "creditable_id"
     t.string "creditable_type"
+    t.integer "creditable_id"
     t.integer "plan_id"
     t.integer "hours"
     t.datetime "created_at"
@@ -356,15 +356,15 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
 
   create_table "notifications", id: :serial, force: :cascade do |t|
     t.integer "receiver_id"
-    t.integer "attached_object_id"
     t.string "attached_object_type"
+    t.integer "attached_object_id"
     t.integer "notification_type_id"
     t.boolean "is_read", default: false
     t.datetime "created_at"
     t.datetime "updated_at"
     t.string "receiver_type"
     t.boolean "is_send", default: false
-    t.jsonb "meta_data", default: {}
+    t.jsonb "meta_data", default: "{}"
     t.index ["notification_type_id"], name: "index_notifications_on_notification_type_id"
     t.index ["receiver_id"], name: "index_notifications_on_receiver_id"
   end
@@ -402,15 +402,6 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
     t.index ["subscription_id"], name: "index_offer_days_on_subscription_id"
   end
 
-  create_table "open_api_calls_count_tracings", id: :serial, force: :cascade do |t|
-    t.integer "open_api_client_id"
-    t.integer "calls_count", null: false
-    t.datetime "at", null: false
-    t.datetime "created_at", null: false
-    t.datetime "updated_at", null: false
-    t.index ["open_api_client_id"], name: "index_open_api_calls_count_tracings_on_open_api_client_id"
-  end
-
   create_table "open_api_clients", id: :serial, force: :cascade do |t|
     t.string "name"
     t.integer "calls_count", default: 0
@@ -492,7 +483,6 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
     t.integer "weight"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
-    t.text "description"
   end
 
   create_table "plans", id: :serial, force: :cascade do |t|
@@ -550,8 +540,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
   create_table "prices", id: :serial, force: :cascade do |t|
     t.integer "group_id"
     t.integer "plan_id"
-    t.integer "priceable_id"
     t.string "priceable_type"
+    t.integer "priceable_id"
     t.integer "amount"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
@@ -661,8 +651,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
     t.text "message"
     t.datetime "created_at"
     t.datetime "updated_at"
-    t.integer "reservable_id"
     t.string "reservable_type"
+    t.integer "reservable_id"
     t.integer "nb_reserve_places"
     t.integer "statistic_profile_id"
     t.index ["reservable_type", "reservable_id"], name: "index_reservations_on_reservable_type_and_reservable_id"
@@ -671,8 +661,8 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
 
   create_table "roles", id: :serial, force: :cascade do |t|
     t.string "name"
-    t.integer "resource_id"
     t.string "resource_type"
+    t.integer "resource_id"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.index ["name", "resource_type", "resource_id"], name: "index_roles_on_name_and_resource_type_and_resource_id"
@@ -1009,7 +999,6 @@ ActiveRecord::Schema.define(version: 2022_01_18_123741) do
   add_foreign_key "invoices", "wallet_transactions"
   add_foreign_key "invoicing_profiles", "users"
   add_foreign_key "o_auth2_mappings", "o_auth2_providers"
-  add_foreign_key "open_api_calls_count_tracings", "open_api_clients"
   add_foreign_key "organizations", "invoicing_profiles"
   add_foreign_key "payment_gateway_objects", "payment_gateway_objects"
   add_foreign_key "payment_schedule_items", "invoices"
diff --git a/package.json b/package.json
index 414945d44..e25ca94ec 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fab-manager",
-  "version": "5.3.3",
+  "version": "5.3.4",
   "description": "Fab-manager is the FabLab management solution. It provides a comprehensive, web-based, open-source tool to simplify your administrative tasks and your marker's projects.",
   "keywords": [
     "fablab",