diff --git a/alyx/experiments/admin.py b/alyx/experiments/admin.py
index 621cc05b..e4075df2 100644
--- a/alyx/experiments/admin.py
+++ b/alyx/experiments/admin.py
@@ -163,16 +163,16 @@ def _x(obj):
 
     @staticmethod
     def _y(obj):
-        return ', '.join(map('{:.1f}'.format, obj.x))
+        return ', '.join(map('{:.1f}'.format, obj.y))
 
     @staticmethod
     def _z(obj):
-        return ', '.join(map('{:.1f}'.format, obj.x))
+        return ', '.join(map('{:.1f}'.format, obj.z))
 
 
 class FOVInline(BaseAdmin):
     ordering = ('-session__start_time',)
-    exclude = ('session', 'datasets', 'json')
+    exclude = ('session', 'datasets')
     readonly_fields = ('id', '_session', '_datasets')
     list_display = ('name', '_subject', '_session', 'imaging_type')
     list_display_links = ('name', '_subject', '_session',)
diff --git a/alyx/experiments/serializers.py b/alyx/experiments/serializers.py
index 1697086e..cfc21b6f 100644
--- a/alyx/experiments/serializers.py
+++ b/alyx/experiments/serializers.py
@@ -315,7 +315,7 @@ def setup_eager_loading(queryset):
 
     class Meta:
         model = FOV
-        exclude = ('json',)
+        fields = '__all__'
 
 
 class ImagingStackDetailSerializer(serializers.ModelSerializer):