diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4daf9c2..d62761a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,12 +5,13 @@
 ### Added
 
 - `EbayItemDataSource` (#37)
+- Mutation testing capabilities via PITest (#66)
 - `Product` class
 - Mapping between Product and its corresponding DTO
 - Dependencies: Lombok for easier notation, JUnit 5 Params for repetitive tests
 - Product Validation
 - Product Retrieval
-- Tests
+- Unit Tests
 
 ### Changed