diff --git a/tests/lib/DB/ConnectionTest.php b/tests/lib/DB/ConnectionTest.php
index e6893531ef2b..a5855afcaa00 100644
--- a/tests/lib/DB/ConnectionTest.php
+++ b/tests/lib/DB/ConnectionTest.php
@@ -12,7 +12,7 @@
 use Doctrine\DBAL\Platforms\SqlitePlatform;
 use OC\DB\MDB2SchemaManager;
 use OCP\DB\QueryBuilder\IQueryBuilder;
-use PHPUnit\Framework\Constraint\IsType;
+use PHPUnit_Framework_Constraint_IsType as IsType;
 
 /**
  * Class Connection
diff --git a/tests/lib/Files/Storage/LocalTest.php b/tests/lib/Files/Storage/LocalTest.php
index 6303ea81b329..0f8595933d43 100644
--- a/tests/lib/Files/Storage/LocalTest.php
+++ b/tests/lib/Files/Storage/LocalTest.php
@@ -23,7 +23,7 @@
 namespace Test\Files\Storage;
 
 use OC\Files\Storage\Local;
-use PHPUnit\Framework\Constraint\IsType;
+use PHPUnit_Framework_Constraint_IsType as IsType;
 
 /**
  * Class LocalTest