diff --git a/src/Exception/ColourNotFound.php b/src/Exception/ColourNotFound.php
new file mode 100644
index 0000000..137c376
--- /dev/null
+++ b/src/Exception/ColourNotFound.php
@@ -0,0 +1,8 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pcm\IconBundle\Exception;
+
+class ColourNotFound extends \Exception {};
+
diff --git a/src/Exception/IconNotFound.php b/src/Exception/IconNotFound.php
new file mode 100644
index 0000000..16c2132
--- /dev/null
+++ b/src/Exception/IconNotFound.php
@@ -0,0 +1,7 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pcm\IconBundle\Exception;
+
+class IconNotFound extends \Exception {};