diff --git a/tests/Unit/Drivers/Gd/Modifiers/TrimModifierTest.php b/tests/Unit/Drivers/Gd/Modifiers/TrimModifierTest.php
index d8c5efdf..c85c8c88 100644
--- a/tests/Unit/Drivers/Gd/Modifiers/TrimModifierTest.php
+++ b/tests/Unit/Drivers/Gd/Modifiers/TrimModifierTest.php
@@ -4,6 +4,7 @@
 
 namespace Intervention\Image\Tests\Unit\Drivers\Gd\Modifiers;
 
+use Intervention\Image\Exceptions\NotSupportedException;
 use PHPUnit\Framework\Attributes\CoversClass;
 use PHPUnit\Framework\Attributes\RequiresPhpExtension;
 use Intervention\Image\Modifiers\TrimModifier;
@@ -44,4 +45,11 @@ public function testTrimHighTolerance(): void
         $this->assertEquals(1, $image->height());
         $this->assertColor(255, 255, 255, 0, $image->pickColor(0, 0));
     }
+
+    public function testTrimAnimated(): void
+    {
+        $image = $this->readTestImage('animation.gif');
+        $this->expectException(NotSupportedException::class);
+        $image->modify(new TrimModifier());
+    }
 }
diff --git a/tests/Unit/Drivers/Imagick/Modifiers/TrimModifierTest.php b/tests/Unit/Drivers/Imagick/Modifiers/TrimModifierTest.php
index b881a7d0..cd2bafdd 100644
--- a/tests/Unit/Drivers/Imagick/Modifiers/TrimModifierTest.php
+++ b/tests/Unit/Drivers/Imagick/Modifiers/TrimModifierTest.php
@@ -4,6 +4,7 @@
 
 namespace Intervention\Image\Tests\Unit\Drivers\Imagick\Modifiers;
 
+use Intervention\Image\Exceptions\NotSupportedException;
 use PHPUnit\Framework\Attributes\CoversClass;
 use PHPUnit\Framework\Attributes\RequiresPhpExtension;
 use Intervention\Image\Modifiers\TrimModifier;
@@ -44,4 +45,11 @@ public function testTrimHighTolerance(): void
         $this->assertEquals(1, $image->height());
         $this->assertColor(255, 255, 255, 0, $image->pickColor(0, 0));
     }
+
+    public function testTrimAnimated(): void
+    {
+        $image = $this->readTestImage('animation.gif');
+        $this->expectException(NotSupportedException::class);
+        $image->modify(new TrimModifier());
+    }
 }