diff --git a/projects/core/components/primitive-calendar/primitive-calendar.component.ts b/projects/core/components/primitive-calendar/primitive-calendar.component.ts
index d56b98166906..7f6d9e584a43 100644
--- a/projects/core/components/primitive-calendar/primitive-calendar.component.ts
+++ b/projects/core/components/primitive-calendar/primitive-calendar.component.ts
@@ -110,10 +110,6 @@ export class TuiPrimitiveCalendarComponent {
         return null;
     }
 
-    getDataType(item: TuiDay, handler: TuiHandler<TuiDay, string>): string {
-        return handler(item);
-    }
-
     getItemRange(item: TuiDay): TuiRangeState | null {
         const {value, hoveredItem} = this;
 
diff --git a/projects/core/components/primitive-calendar/primitive-calendar.template.html b/projects/core/components/primitive-calendar/primitive-calendar.template.html
index 6102c8a73595..005bb058843f 100644
--- a/projects/core/components/primitive-calendar/primitive-calendar.template.html
+++ b/projects/core/components/primitive-calendar/primitive-calendar.template.html
@@ -28,7 +28,7 @@
                     <div
                         automation-id="tui-primitive-calendar__item"
                         class="t-item"
-                        [attr.data-type]="item | tuiMapper: getDataType:dayTypeHandler"
+                        [attr.data-type]="item | tuiMapper: dayTypeHandler"
                         [class.t-item_unavailable]="itemIsUnavailable(item)"
                     >
                         {{ item.day }}