diff --git a/src/Standards/Squiz/Sniffs/Commenting/ClosingDeclarationCommentSniff.php b/src/Standards/Squiz/Sniffs/Commenting/ClosingDeclarationCommentSniff.php
index f059d05f93..44bd4388db 100644
--- a/src/Standards/Squiz/Sniffs/Commenting/ClosingDeclarationCommentSniff.php
+++ b/src/Standards/Squiz/Sniffs/Commenting/ClosingDeclarationCommentSniff.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Checks the //end ... comments on classes, interfaces and functions.
+ * Checks the //end ... comments on classes, enums, functions, interfaces and traits.
  *
  * @author    Greg Sherwood <gsherwood@squiz.net>
  * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
@@ -24,10 +24,11 @@ class ClosingDeclarationCommentSniff implements Sniff
     public function register()
     {
         return [
-            T_FUNCTION,
             T_CLASS,
-            T_INTERFACE,
             T_ENUM,
+            T_FUNCTION,
+            T_INTERFACE,
+            T_TRAIT,
         ];
 
     }//end register()
@@ -72,6 +73,8 @@ public function process(File $phpcsFile, $stackPtr)
             $comment = '//end class';
         } else if ($tokens[$stackPtr]['code'] === T_INTERFACE) {
             $comment = '//end interface';
+        } else if ($tokens[$stackPtr]['code'] === T_TRAIT) {
+            $comment = '//end trait';
         } else {
             $comment = '//end enum';
         }//end if
diff --git a/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc b/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc
index 5c9a9bcf4c..560370bfb1 100644
--- a/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc
+++ b/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc
@@ -116,3 +116,9 @@ $anon = new class {};
 
 // Arrow functions don't need end comments.
 $arrow = fn($a) => $a;
+
+trait TestTrait {
+}//end trait
+
+trait TestTrait {
+}
diff --git a/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc.fixed b/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc.fixed
index 0b1f3faa21..8c69014528 100644
--- a/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc.fixed
+++ b/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.1.inc.fixed
@@ -109,3 +109,9 @@ $anon = new class {};
 
 // Arrow functions don't need end comments.
 $arrow = fn($a) => $a;
+
+trait TestTrait {
+}//end trait
+
+trait TestTrait {
+}//end trait
diff --git a/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.php b/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.php
index e1752039b1..fcbb026423 100644
--- a/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.php
+++ b/src/Standards/Squiz/Tests/Commenting/ClosingDeclarationCommentUnitTest.php
@@ -50,6 +50,7 @@ public function getErrorList($testFile='')
                 101 => 1,
                 106 => 1,
                 110 => 1,
+                124 => 1,
             ];
 
         case 'ClosingDeclarationCommentUnitTest.4.inc':