diff --git a/src/adminjs-options.interface.ts b/src/adminjs-options.interface.ts
index dd8ec45e4..5766f811b 100644
--- a/src/adminjs-options.interface.ts
+++ b/src/adminjs-options.interface.ts
@@ -192,7 +192,7 @@ export interface AdminJSOptions {
    * - change any arbitrary text in the UI
    *
    * This is the example for changing name of a couple of resources along with some
-   * properties to Polish. You can also use this technic to change any text even in english.
+   * properties to Polish. You can also use this technique to change any text even in english.
    * So to change button label of a "new action" from default "Create new" to "Create new Comment"
    * only for Comment resource, place it in action section.
    *
diff --git a/src/adminjs.spec.ts b/src/adminjs.spec.ts
index ccf5a3130..ec73f6e3b 100644
--- a/src/adminjs.spec.ts
+++ b/src/adminjs.spec.ts
@@ -101,7 +101,7 @@ describe('AdminJS', function () {
         expect(Object.keys(loader.getComponents())).to.have.lengthOf(1)
       })
 
-      it('returns uniqe id', function () {
+      it('returns unique id', function () {
         expect(loader.getComponents()[this.result]).not.to.be.undefined
         expect(this.result).to.be.a('string')
       })
diff --git a/src/frontend/components/app/action-header/action-header-props.tsx b/src/frontend/components/app/action-header/action-header-props.tsx
index 6d987a079..3f3e5a290 100644
--- a/src/frontend/components/app/action-header/action-header-props.tsx
+++ b/src/frontend/components/app/action-header/action-header-props.tsx
@@ -16,7 +16,7 @@ export type ActionHeaderProps = {
    * It indicates if action without a component was performed.
    */
   actionPerformed?: (action: ActionResponse) => any;
-  /** An action objet */
+  /** An action object */
   action: ActionJSON;
   /** Optional tag which will be rendered as a {@link Badge} */
   tag?: string;
diff --git a/src/frontend/components/property-type/array/convert-to-sub-property.tsx b/src/frontend/components/property-type/array/convert-to-sub-property.tsx
index 7e10b8101..d30de5e98 100644
--- a/src/frontend/components/property-type/array/convert-to-sub-property.tsx
+++ b/src/frontend/components/property-type/array/convert-to-sub-property.tsx
@@ -9,7 +9,7 @@ export const getIndexFromSubpropertyPath = (subpropertyPath: string) => {
 
 /**
  * Converts property: PropertyJSON from an array to a sub-property for an actual item in the array
- * It change path that it has index inside along with the label. Futhermore flat isArray is removed
+ * It change path that it has index inside along with the label. Furthermore flat isArray is removed
  * ,because it was already handled, so that itemRenderer can render property as a regular one
  *
  * @param {PropertyJSON}  arrayProperty property with path set to an root Array type property,