diff --git a/tests/Console/Command/DiffTest.php b/tests/Console/Command/DiffTest.php
index b506c399f..9091f05af 100644
--- a/tests/Console/Command/DiffTest.php
+++ b/tests/Console/Command/DiffTest.php
@@ -69,8 +69,8 @@ public function test_it_can_display_the_diff_of_two_phar_files(
         $this->commandTester->execute(
             [
                 'command' => 'diff',
-                'pharA' => $pharAPath,
-                'pharB' => $pharBPath,
+                'pharA' => realpath($pharAPath),
+                'pharB' => realpath($pharBPath),
                 '--diff' => $diffMode->value,
             ],
         );
@@ -358,8 +358,8 @@ public static function diffPharsProvider(): iterable
     private static function commonDiffPharsProvider(): iterable
     {
         yield 'same PHAR' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-foo.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-foo.phar'),
+            self::FIXTURES_DIR.'/simple-phar-foo.phar',
+            self::FIXTURES_DIR.'/simple-phar-foo.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -376,8 +376,8 @@ private static function commonDiffPharsProvider(): iterable
         ];
 
         yield 'different data; same content' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar-compressed.phar'),
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
+            self::FIXTURES_DIR.'/simple-phar-bar-compressed.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -413,8 +413,8 @@ private static function listDiffPharsProvider(): iterable
         yield from self::commonDiffPharsProvider();
 
         yield 'different files' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-foo.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
+            self::FIXTURES_DIR.'/simple-phar-foo.phar',
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -438,8 +438,8 @@ private static function listDiffPharsProvider(): iterable
         ];
 
         yield 'same files different content' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-baz.phar'),
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
+            self::FIXTURES_DIR.'/simple-phar-baz.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -461,8 +461,8 @@ public static function gitDiffPharsProvider(): iterable
         yield from self::commonDiffPharsProvider();
 
         yield 'different files' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-foo.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
+            self::FIXTURES_DIR.'/simple-phar-foo.phar',
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -481,8 +481,8 @@ public static function gitDiffPharsProvider(): iterable
         ];
 
         yield 'same files different content' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-baz.phar'),
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
+            self::FIXTURES_DIR.'/simple-phar-baz.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -511,8 +511,8 @@ public static function GNUDiffPharsProvider(): iterable
         yield from self::commonDiffPharsProvider();
 
         yield 'different files' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-foo.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
+            self::FIXTURES_DIR.'/simple-phar-foo.phar',
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
             <<<'OUTPUT'
 
                  // Comparing the two archives... (do not check the signatures)
@@ -529,8 +529,8 @@ public static function GNUDiffPharsProvider(): iterable
         ];
 
         yield 'same files different content' => [
-            realpath(self::FIXTURES_DIR.'/simple-phar-bar.phar'),
-            realpath(self::FIXTURES_DIR.'/simple-phar-baz.phar'),
+            self::FIXTURES_DIR.'/simple-phar-bar.phar',
+            self::FIXTURES_DIR.'/simple-phar-baz.phar',
             Platform::isOSX()
                 ? <<<'OUTPUT'