diff --git a/vendor/erusev/parsedown/Parsedown.php b/vendor/erusev/parsedown/Parsedown.php
--- a/vendor/erusev/parsedown/Parsedown.php
+++ b/vendor/erusev/parsedown/Parsedown.php
@@ -398,7 +398,7 @@
         }
     }
 
-    protected function blockCommentContinue($Line, array $Block)
+    protected function blockCommentContinue($Line,?array $Block)
     {
         if (isset($Block['closed']))
         {
@@ -575,7 +575,7 @@
         }
     }
 
-    protected function blockListContinue($Line, array $Block)
+    protected function blockListContinue($Line,?array $Block)
     {
         if ($Block['indent'] === $Line['indent'] and preg_match('/^'.$Block['pattern'].'(?:[ ]+(.*)|$)/', $Line['text'], $matches))
         {
@@ -668,7 +668,7 @@
         }
     }
 
-    protected function blockQuoteContinue($Line, array $Block)
+    protected function blockQuoteContinue($Line,?array $Block)
     {
         if ($Line['text'][0] === '>' and preg_match('/^>[ ]?(.*)/', $Line['text'], $matches))
         {
@@ -712,7 +712,7 @@
     #
     # Setext
 
-    protected function blockSetextHeader($Line, array $Block = null)
+    protected function blockSetextHeader($Line, ?array $Block = null)
     {
         if ( ! isset($Block) or isset($Block['type']) or isset($Block['interrupted']))
         {
@@ -782,7 +782,7 @@
         }
     }
 
-    protected function blockMarkupContinue($Line, array $Block)
+    protected function blockMarkupContinue($Line,?array $Block)
     {
         if (isset($Block['closed']))
         {
@@ -850,7 +850,7 @@
     #
     # Table
 
-    protected function blockTable($Line, array $Block = null)
+    protected function blockTable($Line,?array $Block = null)
     {
         if ( ! isset($Block) or isset($Block['type']) or isset($Block['interrupted']))
         {
@@ -957,7 +957,7 @@
         }
     }
 
-    protected function blockTableContinue($Line, array $Block)
+    protected function blockTableContinue($Line,?array $Block)
     {
         if (isset($Block['interrupted']))
         {