diff --git a/streetup/common/admin.py b/streetup/common/admin.py
index 98fbede..795a082 100644
--- a/streetup/common/admin.py
+++ b/streetup/common/admin.py
@@ -231,7 +231,7 @@ class RequestLogAdmin(admin.ModelAdmin):
         """Affiche le nom d'utilisateur ou 'Anonyme'."""
         if obj.username:
             return obj.username
-        return format_html('<span style="color: #999; font-style: italic;">Anonyme</span>')
+        return mark_safe('<span style="color: #999; font-style: italic;">Anonyme</span>')
     username_display.short_description = "Utilisateur"
     username_display.admin_order_field = "username"
     
diff --git a/streetup/home/admin.py b/streetup/home/admin.py
index 32bd63f..9a58644 100644
--- a/streetup/home/admin.py
+++ b/streetup/home/admin.py
@@ -81,7 +81,7 @@ class HomeWidgetAdmin(admin.ModelAdmin):
             )
             parts.append(f'({label_html}{conditions} {order_badge})')
         
-        separator = format_html(' <span style="color: #D32F2F; font-weight: bold;">OU</span> ')
+        separator = mark_safe(' <span style="color: #D32F2F; font-weight: bold;">OU</span> ')
         return mark_safe(separator.join(parts))
     
     conditions_overview.short_description = 'Configuration'
diff --git a/streetup/observations/templates/observations/observation_form.html b/streetup/observations/templates/observations/observation_form.html
index 4eebbc8..4efa443 100644
--- a/streetup/observations/templates/observations/observation_form.html
+++ b/streetup/observations/templates/observations/observation_form.html
@@ -2771,7 +2771,7 @@
 
         xhr.addEventListener('error', function() {
             loadingOverlay.style.display = 'none';
-            alert("{% translate \"Une erreur est survenue lors de l'envoi. Veuillez réessayer.\" %}");
+            alert("{% translate 'Une erreur est survenue lors de l\'envoi. Veuillez réessayer.' %}");
         });
 
         xhr.addEventListener('abort', function() {