diff --git a/config/locales/app.shared.de.yml b/config/locales/app.shared.de.yml
index a4a16ea80..3aca7c9cd 100644
--- a/config/locales/app.shared.de.yml
+++ b/config/locales/app.shared.de.yml
@@ -124,25 +124,25 @@ de:
         confirm_payment_of_: "Bezahlen: {AMOUNT}"
       #dialog of on site payment for reservations
       valid_reservation_modal:
-        booking_confirmation: "Booking confirmation"
-        here_is_the_summary_of_the_slots_to_book_for_the_current_user: "Here is the summary of the slots to book for the current user:"
+        booking_confirmation: "Buchungsbestätigung"
+        here_is_the_summary_of_the_slots_to_book_for_the_current_user: "Hier ist die Zusammenfassung der zu buchenden Slots für den aktuellen Benutzer:"
       #event edition form
       event:
-        title: "Title"
-        title_is_required: "Title is required."
-        matching_visual: "Matching visual"
-        choose_a_picture: "Choose a picture"
-        description: "Description"
-        description_is_required: "Description is required."
-        attachments: "Attachments"
-        add_a_new_file: "Add a new file"
-        event_type: "Event type"
-        dates_and_opening_hours: "Dates and opening hours"
-        all_day: "All day"
-        start_date: "Start date"
-        end_date: "End date"
-        start_time: "Start time"
-        end_time: "End time"
+        title: "Titel"
+        title_is_required: "Titel ist erforderlich."
+        matching_visual: "Passendes Bild"
+        choose_a_picture: "Bild auswählen"
+        description: "Beschreibung"
+        description_is_required: "Beschreibung ist erforderlich."
+        attachments: "Dateianhänge"
+        add_a_new_file: "Neue Datei hinzufügen"
+        event_type: "Art der Veranstaltung"
+        dates_and_opening_hours: "Termine und Öffnungszeiten"
+        all_day: "Ganztägig"
+        start_date: "Startdatum"
+        end_date: "Enddatum"
+        start_time: "Startzeit"
+        end_time: "Ende"
         recurrence: "Wiederholung"
         _and_ends_on: "und endet am"
         prices_and_availabilities: "Preise und Verfügbarkeiten"
@@ -198,23 +198,23 @@ de:
       #training edition form
       trainings:
         name: "Name"
-        name_is_required: "Name is required."
+        name_is_required: "Name ist erforderlich."
         illustration: "Abbildung"
         add_an_illustration: "Bild hinzufügen"
         description: "Beschreibung"
-        description_is_required: "Description is required."
-        add_a_new_training: "Add a new training"
-        validate_your_training: "Validate your training"
+        description_is_required: "Beschreibung ist erforderlich."
+        add_a_new_training: "Neue Schulung hinzufügen"
+        validate_your_training: "Schulung bestätigen"
         associated_machines: "Verknüpfte Maschinen"
         number_of_tickets: "Anzahl der Tickets"
         public_page: "In Schulungslisten anzeigen"
         disable_training: "Training deaktivieren"
       #partial form to edit/create an user (admin view)
       user_admin:
-        user: "User"
-        incomplete_profile: "Incomplete profile"
-        user_profile: "User profile"
-        warning_incomplete_user_profile_probably_imported_from_sso: "Warning: This user's profile is incomplete. As \"single sign-on\" (SSO) authentication is currently enabled, it may probably be an imported but non merged account. Do not modify it unless you know what your doing."
+        user: "Nutzer"
+        incomplete_profile: "Unvollständiges Profil"
+        user_profile: "Nutzerprofil"
+        warning_incomplete_user_profile_probably_imported_from_sso: "Warnung: Das Profil dieses Benutzers ist unvollständig. Da \"Single Sign-on\" (SSO) Authentifizierung derzeit aktiviert ist, kann es sich wahrscheinlich um ein importiertes, aber nicht zusammengeführtes Konto handeln. Ändern Sie es nicht, es sei denn, Sie wissen, was Sie tun."
         group: "Group"
         group_is_required: "Group is required."
         trainings: "Trainings"