diff --git a/projects/common/models/uI-element.ts b/projects/common/models/uI-element.ts
index d9900867b06daa2a2ec25fe9562a02a94fe8479c..c90bb8dbb1ed408f393ddacc9e6a8970180798d0 100644
--- a/projects/common/models/uI-element.ts
+++ b/projects/common/models/uI-element.ts
@@ -3,6 +3,8 @@ export type UIElementType = 'text' | 'button' | 'text-field' | 'text-area' | 'ch
 | 'dropdown' | 'radio' | 'image' | 'audio' | 'video' | 'likert' | 'likert_row' | 'radio-group-images'
 | 'drop-list' | 'cloze' | 'spell-correct' | 'slider' | 'frame' | 'toggle-button';
 export type InputElementValue = string[] | string | number | boolean | DragNDropValueObject[] | null;
+export type InputAssistancePreset = 'none' | 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators';
+
 export type DragNDropValueObject = {
   id: string;
   stringValue?: string;
diff --git a/projects/common/ui-elements/text-area/text-area-element.ts b/projects/common/ui-elements/text-area/text-area-element.ts
index c3440ae193b076dc861c2eefb7c55c0bd7687715..3911d98954f183fc550175369f4cd7a0bc020b27 100644
--- a/projects/common/ui-elements/text-area/text-area-element.ts
+++ b/projects/common/ui-elements/text-area/text-area-element.ts
@@ -1,6 +1,7 @@
 import {
   FontElement,
   FontProperties,
+  InputAssistancePreset,
   InputElement, PositionedElement,
   PositionProperties,
   SurfaceElement,
@@ -13,7 +14,7 @@ export class TextAreaElement extends InputElement implements PositionedElement,
   appearance: 'fill' | 'outline' = 'outline';
   resizeEnabled: boolean = false;
   rowCount: number = 3;
-  inputAssistancePreset: 'none' | 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators' = 'none';
+  inputAssistancePreset: InputAssistancePreset = 'none';
   inputAssistancePosition: 'floating' | 'right' = 'floating';
 
   positionProps: PositionProperties;
diff --git a/projects/common/ui-elements/text-field/text-field-element.ts b/projects/common/ui-elements/text-field/text-field-element.ts
index 166fbe54af808ecb8c2068bcd26faa8e04ca2061..71d649493bc50b519f7626827696b5968d37676e 100644
--- a/projects/common/ui-elements/text-field/text-field-element.ts
+++ b/projects/common/ui-elements/text-field/text-field-element.ts
@@ -1,6 +1,7 @@
 import {
   FontElement,
   FontProperties,
+  InputAssistancePreset,
   InputElement, PositionedElement,
   PositionProperties,
   SurfaceElement,
@@ -17,7 +18,7 @@ export class TextFieldElement extends InputElement implements PositionedElement,
   maxLengthWarnMessage: string = 'Eingabe zu lang';
   pattern: string = '';
   patternWarnMessage: string = 'Eingabe entspricht nicht der Vorgabe';
-  inputAssistancePreset: 'none' | 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators' = 'none';
+  inputAssistancePreset: InputAssistancePreset = 'none';
   inputAssistancePosition: 'floating' | 'right' = 'floating';
   clearable: boolean = false;
 
diff --git a/projects/player/src/app/components/keyboard/keyboard.component.ts b/projects/player/src/app/components/keyboard/keyboard.component.ts
index 4d37ea747248c47e7eafc1dabe68649128cc77c7..ad6591346f1bea767a32d0b4d90f5101b4e3d5f0 100644
--- a/projects/player/src/app/components/keyboard/keyboard.component.ts
+++ b/projects/player/src/app/components/keyboard/keyboard.component.ts
@@ -1,6 +1,7 @@
 import {
   Component, EventEmitter, Input, Output
 } from '@angular/core';
+import { InputAssistancePreset } from '../../../../../common/models/uI-element';
 
 @Component({
   selector: 'app-keyboard',
@@ -8,7 +9,7 @@ import {
   styleUrls: ['./keyboard.component.css']
 })
 export class KeyboardComponent {
-  @Input() preset!: 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators' | 'none';
+  @Input() preset!: InputAssistancePreset;
   @Input() position!: 'floating' | 'right';
   @Input() inputElement!: HTMLTextAreaElement | HTMLInputElement;
   @Input() positionOffset!: number;
diff --git a/projects/player/src/app/components/math-keyboard/math-keyboard.component.ts b/projects/player/src/app/components/math-keyboard/math-keyboard.component.ts
index b5b7a653a095b0ea9e7a726dae64a78108cdd4b8..1e071b77a4d597884a01d477ad20d166be31c1b1 100644
--- a/projects/player/src/app/components/math-keyboard/math-keyboard.component.ts
+++ b/projects/player/src/app/components/math-keyboard/math-keyboard.component.ts
@@ -1,6 +1,7 @@
 import {
   AfterViewInit, Component, EventEmitter, Input, OnInit, Output
 } from '@angular/core';
+import { InputAssistancePreset } from '../../../../../common/models/uI-element';
 
 @Component({
   selector: 'app-math-keyboard',
@@ -8,7 +9,7 @@ import {
   styleUrls: ['./math-keyboard.component.css']
 })
 export class MathKeyboardComponent implements OnInit, AfterViewInit {
-  @Input() preset!: 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators' | 'none';
+  @Input() preset!: InputAssistancePreset;
   @Input() position!: 'floating' | 'right';
   @Input() inputElement!: HTMLTextAreaElement | HTMLInputElement;
 
diff --git a/projects/player/src/app/services/keyboard.service.ts b/projects/player/src/app/services/keyboard.service.ts
index 875c9f36f9b9018ab9f3d2bab618a0a17d7cf2b6..9d8da4ea6989210dd66ba773075f71c464c606f2 100644
--- a/projects/player/src/app/services/keyboard.service.ts
+++ b/projects/player/src/app/services/keyboard.service.ts
@@ -1,13 +1,14 @@
 import { Injectable } from '@angular/core';
 import { TextFieldComponent } from '../../../../common/ui-elements/text-field/text-field.component';
 import { TextAreaComponent } from '../../../../common/ui-elements/text-area/text-area.component';
+import { InputAssistancePreset } from '../../../../common/models/uI-element';
 
 @Injectable({
   providedIn: 'root'
 })
 export class KeyboardService {
   isOpen!: boolean;
-  preset!: 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators' | 'none';
+  preset!: InputAssistancePreset;
   position!: 'floating' | 'right';
   inputElement!: HTMLTextAreaElement | HTMLInputElement;
   elementComponent!: TextFieldComponent | TextAreaComponent;
@@ -31,7 +32,7 @@ export class KeyboardService {
   }
 
   openKeyboard(inputElement: HTMLTextAreaElement | HTMLInputElement,
-               preset: 'french' | 'numbers' | 'numbersAndOperators' | 'comparisonOperators' | 'none',
+               preset: InputAssistancePreset,
                position: 'floating' | 'right',
                elementComponent: TextFieldComponent | TextAreaComponent): boolean {
     this.inputElement = inputElement;