diff --git a/tests/phpunit/DegroupTest.php b/tests/phpunit/DegroupTest.php
index e93e87870..2d16bbc30 100644
--- a/tests/phpunit/DegroupTest.php
+++ b/tests/phpunit/DegroupTest.php
@@ -20,7 +20,7 @@ class DegroupTest extends MediaWikiIntegrationTestCase {
 
 	private function getMsgLocalizer(): MessageLocalizer {
 		$ml = $this->createMock( MessageLocalizer::class );
-		$ml->method( 'msg' )->willReturnCallback( function ( $k, $p ) {
+		$ml->method( 'msg' )->willReturnCallback( function ( $k, ...$p ) {
 			return $this->getMockMessage( $k, $p );
 		} );
 		return $ml;
diff --git a/tests/phpunit/unit/Consequences/Consequence/BlockAutopromoteTest.php b/tests/phpunit/unit/Consequences/Consequence/BlockAutopromoteTest.php
index e34ba74e2..dbc29da69 100644
--- a/tests/phpunit/unit/Consequences/Consequence/BlockAutopromoteTest.php
+++ b/tests/phpunit/unit/Consequences/Consequence/BlockAutopromoteTest.php
@@ -20,7 +20,7 @@ class BlockAutopromoteTest extends MediaWikiUnitTestCase {
 
 	private function getMsgLocalizer(): MessageLocalizer {
 		$ml = $this->createMock( MessageLocalizer::class );
-		$ml->method( 'msg' )->willReturnCallback( function ( $k, $p ) {
+		$ml->method( 'msg' )->willReturnCallback( function ( $k, ...$p ) {
 			return $this->getMockMessage( $k, $p );
 		} );
 		return $ml;
diff --git a/tests/phpunit/unit/Consequences/Consequence/BlockTest.php b/tests/phpunit/unit/Consequences/Consequence/BlockTest.php
index 23e0ee270..7ecb9d929 100644
--- a/tests/phpunit/unit/Consequences/Consequence/BlockTest.php
+++ b/tests/phpunit/unit/Consequences/Consequence/BlockTest.php
@@ -26,7 +26,7 @@ class BlockTest extends MediaWikiUnitTestCase {
 
 	private function getMsgLocalizer(): MessageLocalizer {
 		$ml = $this->createMock( MessageLocalizer::class );
-		$ml->method( 'msg' )->willReturnCallback( function ( $k, $p ) {
+		$ml->method( 'msg' )->willReturnCallback( function ( $k, ...$p ) {
 			return $this->getMockMessage( $k, $p );
 		} );
 		return $ml;
diff --git a/tests/phpunit/unit/Consequences/Consequence/RangeBlockTest.php b/tests/phpunit/unit/Consequences/Consequence/RangeBlockTest.php
index 55661eeff..7106d9404 100644
--- a/tests/phpunit/unit/Consequences/Consequence/RangeBlockTest.php
+++ b/tests/phpunit/unit/Consequences/Consequence/RangeBlockTest.php
@@ -29,7 +29,7 @@ class RangeBlockTest extends MediaWikiUnitTestCase {
 
 	private function getMsgLocalizer(): MessageLocalizer {
 		$ml = $this->createMock( MessageLocalizer::class );
-		$ml->method( 'msg' )->willReturnCallback( function ( $k, $p ) {
+		$ml->method( 'msg' )->willReturnCallback( function ( $k, ...$p ) {
 			return $this->getMockMessage( $k, $p );
 		} );
 		return $ml;