diff --git a/.phan/stubs/misc.php b/.phan/stubs/misc.php
new file mode 100644
index 000000000..344626701
--- /dev/null
+++ b/.phan/stubs/misc.php
@@ -0,0 +1,11 @@
+<?php
+/**
+ * Miscellaneous stubs for phan
+ *
+ * @created      25.01.2021
+ * @author       smiley <smiley@chillerlan.net>
+ * @copyright    2021 smiley
+ * @license      MIT
+ */
+
+class GdImage{}
diff --git a/src/Decoder/GDLuminanceSource.php b/src/Decoder/GDLuminanceSource.php
index 787d3cb35..e0a787c4c 100644
--- a/src/Decoder/GDLuminanceSource.php
+++ b/src/Decoder/GDLuminanceSource.php
@@ -25,7 +25,6 @@ final class GDLuminanceSource extends LuminanceSource{
 
 	/**
 	 * @var resource|\GdImage
-	 * @phan-suppress PhanUndeclaredTypeProperty
 	 */
 	private $gdImage;
 
@@ -33,15 +32,13 @@ final class GDLuminanceSource extends LuminanceSource{
 	 * GDLuminanceSource constructor.
 	 *
 	 * @param resource|\GdImage $gdImage
-	 * @phan-suppress PhanUndeclaredTypeParameter
 	 *
 	 * @throws \InvalidArgumentException
 	 */
 	public function __construct($gdImage){
 
-		/** @noinspection PhpElementIsNotAvailableInCurrentPhpVersionInspection, PhpFullyQualifiedNameUsageInspection */
+		/** @noinspection PhpFullyQualifiedNameUsageInspection */
 		if(
-			/** @phan-suppress-next-line PhanUndeclaredClassInstanceof */
 			(PHP_MAJOR_VERSION >= 8 && !$gdImage instanceof \GdImage)
 			|| (PHP_MAJOR_VERSION < 8 && (!is_resource($gdImage) || get_resource_type($gdImage) !== 'gd'))
 		){
diff --git a/src/Output/QRImage.php b/src/Output/QRImage.php
index 177ad50e5..391235dcf 100644
--- a/src/Output/QRImage.php
+++ b/src/Output/QRImage.php
@@ -45,8 +45,6 @@ class QRImage extends QROutputAbstract{
 	 *
 	 * @see imagecreatetruecolor()
 	 * @var resource|\GdImage
-	 *
-	 * @phan-suppress PhanUndeclaredTypeProperty
 	 */
 	protected $image;
 
diff --git a/src/QRCodeReader.php b/src/QRCodeReader.php
index f0c24d64b..6a88b9d0a 100644
--- a/src/QRCodeReader.php
+++ b/src/QRCodeReader.php
@@ -29,7 +29,6 @@ final class QRCodeReader{
 	 * @param \Imagick|\GdImage|resource $im
 	 *
 	 * @return \chillerlan\QRCode\Decoder\DecoderResult
-	 * @phan-suppress PhanUndeclaredTypeParameter (GdImage)
 	 */
 	protected function decode($im):DecoderResult{
 
@@ -78,7 +77,6 @@ final class QRCodeReader{
 
 	/**
 	 * @param \Imagick|\GdImage|resource $imgSource
-	 * @phan-suppress PhanUndeclaredTypeParameter
 	 *
 	 * @return \chillerlan\QRCode\Decoder\DecoderResult
 	 */
diff --git a/tests/Output/QRImageTest.php b/tests/Output/QRImageTest.php
index f7e163683..ff6e1bb36 100644
--- a/tests/Output/QRImageTest.php
+++ b/tests/Output/QRImageTest.php
@@ -70,7 +70,7 @@ class QRImageTest extends QROutputTestAbstract{
 	}
 
 	/**
-	 * @phan-suppress PhanUndeclaredClassReference
+	 *
 	 */
 	public function testOutputGetResource():void{
 		$this->options->returnResource = true;
@@ -78,7 +78,7 @@ class QRImageTest extends QROutputTestAbstract{
 
 		$actual = $this->outputInterface->dump();
 
-		/** @noinspection PhpElementIsNotAvailableInCurrentPhpVersionInspection */
+		/** @noinspection PhpFullyQualifiedNameUsageInspection */
 		\PHP_MAJOR_VERSION >= 8
 			? $this::assertInstanceOf(\GdImage::class, $actual)
 			: $this::assertIsResource($actual);