diff --git a/infection.json5 b/infection.json5
index 6c3636f..f0006a7 100644
--- a/infection.json5
+++ b/infection.json5
@@ -23,21 +23,21 @@
         "CastString": {
             "ignore": [
                 // I can't find a case in practice where this would happen
-                "Fidry\\CpuCoreCounter\\Exec\\ProcOpen::execute"
+                "Fidry\\CpuCoreCounter\\Executor\\ProcOpen::execute"
             ]
         },
         "FalseValue": {
             "ignore": [
                 // This is from thecodingmachine/safe – leave it alone
-                "Fidry\\CpuCoreCounter\\Exec\\ShellExec::execute"
+                "Fidry\\CpuCoreCounter\\Executor\\ShellExec::execute"
             ]
         },
         "FunctionCallRemoval": {
             "ignore": [
                 // I can't find a case in practice where this would happen
-                "Fidry\\CpuCoreCounter\\Exec\\ProcOpen::execute",
+                "Fidry\\CpuCoreCounter\\Executor\\ProcOpen::execute",
                 // This is from thecodingmachine/safe – leave it alone
-                "Fidry\\CpuCoreCounter\\Exec\\ShellExec::execute"
+                "Fidry\\CpuCoreCounter\\Executor\\ShellExec::execute"
             ]
         },
         "PublicVisibility": false
diff --git a/src/Exec/ProcOpen.php b/src/Executor/ProcOpen.php
similarity index 96%
rename from src/Exec/ProcOpen.php
rename to src/Executor/ProcOpen.php
index 78ed77b..f5d0f4c 100644
--- a/src/Exec/ProcOpen.php
+++ b/src/Executor/ProcOpen.php
@@ -11,7 +11,7 @@
 
 declare(strict_types=1);
 
-namespace Fidry\CpuCoreCounter\Exec;
+namespace Fidry\CpuCoreCounter\Executor;
 
 use function fclose;
 use function is_resource;
diff --git a/src/Finder/ProcOpenBasedFinder.php b/src/Finder/ProcOpenBasedFinder.php
index 44e5e27..f272cee 100644
--- a/src/Finder/ProcOpenBasedFinder.php
+++ b/src/Finder/ProcOpenBasedFinder.php
@@ -13,7 +13,7 @@
 
 namespace Fidry\CpuCoreCounter\Finder;
 
-use Fidry\CpuCoreCounter\Exec\ProcOpen;
+use Fidry\CpuCoreCounter\Executor\ProcOpen;
 use function filter_var;
 use function function_exists;
 use function is_int;
diff --git a/tests/Exec/ProcOpenTest.php b/tests/Executor/ProcOpenTest.php
similarity index 85%
rename from tests/Exec/ProcOpenTest.php
rename to tests/Executor/ProcOpenTest.php
index 781364f..c205957 100644
--- a/tests/Exec/ProcOpenTest.php
+++ b/tests/Executor/ProcOpenTest.php
@@ -11,14 +11,14 @@
 
 declare(strict_types=1);
 
-namespace Fidry\CpuCoreCounter\Test\Exec;
+namespace Fidry\CpuCoreCounter\Test\Executor;
 
-use Fidry\CpuCoreCounter\Exec\ProcOpen;
+use Fidry\CpuCoreCounter\Executor\ProcOpen;
 use PHPUnit\Framework\TestCase;
 use const PHP_EOL;
 
 /**
- * @covers \Fidry\CpuCoreCounter\Exec\ProcOpen
+ * @covers \Fidry\CpuCoreCounter\Executor\ProcOpen
  *
  * @internal
  */
@@ -49,7 +49,7 @@ public function test_it_can_execute_a_command_writing_output_to_the_stdout_inste
         $command = 'echoerr() { echo "$@" 1>&2; }; echoerr "Hello world!" 2>&1';
 
         $expected = ['Hello world!'.PHP_EOL, ''];
-        $actual = ProcOpen::execute($command);
+        $actual = \Fidry\CpuCoreCounter\Executor\ProcOpen::execute($command);
 
         self::assertSame($expected, $actual);
     }