diff --git a/test/Unit/Exception/InvalidRangeTest.php b/test/Unit/Exception/InvalidRangeTest.php
index 90d30ad8..dd2f7c79 100644
--- a/test/Unit/Exception/InvalidRangeTest.php
+++ b/test/Unit/Exception/InvalidRangeTest.php
@@ -15,7 +15,6 @@
 
 use Ergebnis\License\Exception\InvalidRange;
 use Ergebnis\License\Year;
-use Ergebnis\Test\Util\Helper;
 use PHPUnit\Framework;
 
 /**
@@ -27,8 +26,6 @@
  */
 final class InvalidRangeTest extends Framework\TestCase
 {
-    use Helper;
-
     public function testStartYearGreaterThanEndYearReturnsInvalidRange(): void
     {
         $start = Year::fromString('2020');
diff --git a/test/Unit/RangeTest.php b/test/Unit/RangeTest.php
index 486fefd1..c9a0cbb5 100644
--- a/test/Unit/RangeTest.php
+++ b/test/Unit/RangeTest.php
@@ -16,7 +16,6 @@
 use Ergebnis\License\Exception;
 use Ergebnis\License\Range;
 use Ergebnis\License\Year;
-use Ergebnis\Test\Util\Helper;
 use PHPUnit\Framework;
 
 /**
@@ -30,8 +29,6 @@
  */
 final class RangeTest extends Framework\TestCase
 {
-    use Helper;
-
     public function testIncludingRequiresStartYearToBeEqualOrLessThanEndYear(): void
     {
         $start = Year::fromString('2020');