diff --git a/phpstan.neon b/phpstan.neon
index be9ef0658dc..d619aa2887d 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -10,7 +10,7 @@ parameters:
 
     # see https://phpstan.org/writing-php-code/phpdoc-types#global-type-aliases
     typeAliases:
-        StmtsAware: \PhpParser\Node\Stmt\Block | \PhpParser\Node\Expr\Closure | \PhpParser\Node\Stmt\Case_ | \PhpParser\Node\Stmt\Catch_ | \PhpParser\Node\Stmt\ClassMethod | \PhpParser\Node\Stmt\Do_ | \PhpParser\Node\Stmt\Else_ | \PhpParser\Node\Stmt\ElseIf_ | \PhpParser\Node\Stmt\Finally_ | \PhpParser\Node\Stmt\For_ | \PhpParser\Node\Stmt\Foreach_ | \PhpParser\Node\Stmt\Function_ | \PhpParser\Node\Stmt\If_ | \PhpParser\Node\Stmt\Namespace_ | \PhpParser\Node\Stmt\TryCatch | \PhpParser\Node\Stmt\While_ | \Rector\PhpParser\Node\FileNode
+        StmtsAware: \PhpParser\Node\Stmt\Block | \PhpParser\Node\Expr\Closure | \PhpParser\Node\Stmt\Case_ | \PhpParser\Node\Stmt\Catch_ | \PhpParser\Node\Stmt\ClassMethod | \PhpParser\Node\Stmt\Do_ | \PhpParser\Node\Stmt\Else_ | \PhpParser\Node\Stmt\ElseIf_ | \PhpParser\Node\Stmt\Finally_ | \PhpParser\Node\Stmt\For_ | \PhpParser\Node\Stmt\Foreach_ | \PhpParser\Node\Stmt\Function_ | \PhpParser\Node\Stmt\If_ | \PhpParser\Node\Stmt\Namespace_ | \PhpParser\Node\Stmt\TryCatch | \PhpParser\Node\Stmt\While_ | \Rector\PhpParser\Node\FileNode | \PhpParser\Node\Stmt\Declare_
 
     # requires exact closure types
     checkMissingCallableSignature: true
diff --git a/rules-tests/DeadCode/Rector/Stmt/RemoveUnreachableStatementRector/Fixture/on_ticks.php.inc b/rules-tests/DeadCode/Rector/Stmt/RemoveUnreachableStatementRector/Fixture/on_ticks.php.inc
new file mode 100644
index 00000000000..ae5b553804e
--- /dev/null
+++ b/rules-tests/DeadCode/Rector/Stmt/RemoveUnreachableStatementRector/Fixture/on_ticks.php.inc
@@ -0,0 +1,25 @@
+<?php
+
+namespace Rector\Tests\DeadCode\Rector\Stmt\RemoveUnreachableStatementRector\Fixture;
+
+declare(ticks=1) {
+    echo 'test';
+
+    throw new \Exception();
+
+    echo 'unreachable';
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\DeadCode\Rector\Stmt\RemoveUnreachableStatementRector\Fixture;
+
+declare(ticks=1) {
+    echo 'test';
+
+    throw new \Exception();
+}
+
+?>
diff --git a/src/Application/NodeAttributeReIndexer.php b/src/Application/NodeAttributeReIndexer.php
index bdc581266bf..66eb86a3f2b 100644
--- a/src/Application/NodeAttributeReIndexer.php
+++ b/src/Application/NodeAttributeReIndexer.php
@@ -15,7 +15,6 @@
 use PhpParser\Node\FunctionLike;
 use PhpParser\Node\Stmt\ClassLike;
 use PhpParser\Node\Stmt\ClassMethod;
-use PhpParser\Node\Stmt\Declare_;
 use PhpParser\Node\Stmt\Function_;
 use PhpParser\Node\Stmt\If_;
 use PhpParser\Node\Stmt\Switch_;
@@ -66,7 +65,7 @@ public static function reIndexNodeAttributes(Node $node): ?Node
 
     private static function reIndexStmtsKeys(Node $node): ?Node
     {
-        if (! NodeGroup::isStmtAwareNode($node) && ! $node instanceof ClassLike && ! $node instanceof Declare_) {
+        if (! NodeGroup::isStmtAwareNode($node) && ! $node instanceof ClassLike) {
             return null;
         }
 
diff --git a/src/PhpParser/Enum/NodeGroup.php b/src/PhpParser/Enum/NodeGroup.php
index c3ab3264de8..0b109437487 100644
--- a/src/PhpParser/Enum/NodeGroup.php
+++ b/src/PhpParser/Enum/NodeGroup.php
@@ -12,6 +12,7 @@
 use PhpParser\Node\Stmt\Class_;
 use PhpParser\Node\Stmt\ClassConst;
 use PhpParser\Node\Stmt\ClassMethod;
+use PhpParser\Node\Stmt\Declare_;
 use PhpParser\Node\Stmt\Do_;
 use PhpParser\Node\Stmt\Else_;
 use PhpParser\Node\Stmt\ElseIf_;
@@ -56,6 +57,7 @@ final class NodeGroup
         TryCatch::class,
         While_::class,
         FileNode::class,
+        Declare_::class,
     ];
 
     /**