diff --git a/tests/BoxTest.php b/tests/BoxTest.php
index e6ac4a5ee..979ba8f46 100644
--- a/tests/BoxTest.php
+++ b/tests/BoxTest.php
@@ -48,7 +48,7 @@
 use function implode;
 use function in_array;
 use function iterator_to_array;
-use function realpath;
+use function Safe\realpath;
 use function sprintf;
 use function str_replace;
 use function trim;
diff --git a/tests/Console/Command/CompileTest.php b/tests/Console/Command/CompileTest.php
index 3382552b2..dce69f130 100644
--- a/tests/Console/Command/CompileTest.php
+++ b/tests/Console/Command/CompileTest.php
@@ -56,7 +56,7 @@
 use function preg_quote;
 use function preg_replace;
 use function random_int;
-use function realpath;
+use function Safe\realpath;
 use function sort;
 use function sprintf;
 use function str_replace;
diff --git a/tests/Console/Command/DiffTest.php b/tests/Console/Command/DiffTest.php
index 4b9494eb5..b506c399f 100644
--- a/tests/Console/Command/DiffTest.php
+++ b/tests/Console/Command/DiffTest.php
@@ -26,8 +26,8 @@
 use Symfony\Component\Console\Output\OutputInterface;
 use function array_splice;
 use function ob_get_clean;
-use function ob_start;
-use function realpath;
+use function Safe\ob_start;
+use function Safe\realpath;
 
 /**
  * @covers \KevinGH\Box\Console\Command\Diff
diff --git a/tests/Console/Command/GenerateDockerFileTest.php b/tests/Console/Command/GenerateDockerFileTest.php
index d6cfe2896..68c4d2a99 100644
--- a/tests/Console/Command/GenerateDockerFileTest.php
+++ b/tests/Console/Command/GenerateDockerFileTest.php
@@ -18,7 +18,7 @@
 use Fidry\Console\ExitCode;
 use KevinGH\Box\Test\CommandTestCase;
 use KevinGH\Box\Test\RequiresPharReadonlyOff;
-use function realpath;
+use function Safe\realpath;
 
 /**
  * @covers \KevinGH\Box\Console\Command\GenerateDockerFile
diff --git a/tests/Console/Command/InfoTest.php b/tests/Console/Command/InfoTest.php
index b36a40e75..9fdf342c4 100644
--- a/tests/Console/Command/InfoTest.php
+++ b/tests/Console/Command/InfoTest.php
@@ -25,7 +25,7 @@
 use function extension_loaded;
 use function implode;
 use function preg_replace;
-use function realpath;
+use function Safe\realpath;
 
 /**
  * @covers \KevinGH\Box\Console\Command\Info
diff --git a/tests/Console/Command/VerifyTest.php b/tests/Console/Command/VerifyTest.php
index 245cb7008..5ae412d02 100644
--- a/tests/Console/Command/VerifyTest.php
+++ b/tests/Console/Command/VerifyTest.php
@@ -21,7 +21,7 @@
 use KevinGH\Box\Test\RequiresPharReadonlyOff;
 use Phar;
 use Symfony\Component\Console\Output\OutputInterface;
-use function realpath;
+use function Safe\realpath;
 
 /**
  * @covers \KevinGH\Box\Console\Command\Verify