diff --git a/src/Processors/AugmentProperties.php b/src/Processors/AugmentProperties.php
index f850cff5..3fd8d7f3 100644
--- a/src/Processors/AugmentProperties.php
+++ b/src/Processors/AugmentProperties.php
@@ -67,7 +67,7 @@ public function __invoke(Analysis $analysis)
                 $property->example = $example;
             }
 
-            if (Generator::isDefault($property->deprecated) && ($deprecated = $this->isDeprecated((string) $context->comment))) {
+            if (Generator::isDefault($property->deprecated) && ($deprecated = $this->isDeprecated($context->comment))) {
                 $property->deprecated = $deprecated;
             }
         }
diff --git a/src/Processors/Concerns/DocblockTrait.php b/src/Processors/Concerns/DocblockTrait.php
index c18b9f86..7c00c886 100644
--- a/src/Processors/Concerns/DocblockTrait.php
+++ b/src/Processors/Concerns/DocblockTrait.php
@@ -201,10 +201,10 @@ public function extractExampleDescription(?string $docblock): ?string
     }
 
     /**
-     * Returns true if the `@deprecated` tag is present, false otherwise.
+     * Returns true if the `\@deprecated` tag is present, false otherwise.
      */
     public function isDeprecated(?string $docblock): bool
     {
-        return 1 === preg_match('/@deprecated\s+([ \t])?(?<deprecated>.+)?$/im', $docblock);
+        return 1 === preg_match('/@deprecated\s+([ \t])?(?<deprecated>.+)?$/im', (string) $docblock);
     }
 }
diff --git a/tests/Fixtures/Scratch/Docblocks.php b/tests/Fixtures/Scratch/Docblocks.php
index d9421e20..6d2c6312 100644
--- a/tests/Fixtures/Scratch/Docblocks.php
+++ b/tests/Fixtures/Scratch/Docblocks.php
@@ -17,6 +17,14 @@ class DocblockSchema
      * @var string The name
      */
     public $name;
+
+    /**
+     * @OA\Property
+     * @var string The name (old)
+     *
+     * @deprecated
+     */
+    public $oldName;
 }
 
 #[OAT\Schema]
diff --git a/tests/Fixtures/Scratch/Docblocks.yaml b/tests/Fixtures/Scratch/Docblocks.yaml
index 14a973e8..a66ca5bc 100644
--- a/tests/Fixtures/Scratch/Docblocks.yaml
+++ b/tests/Fixtures/Scratch/Docblocks.yaml
@@ -16,6 +16,10 @@ components:
         name:
           description: 'The name'
           type: string
+        oldName:
+          description: 'The name (old)'
+          type: string
+          deprecated: true
       type: object
     DocblockSchemaChild:
       type: object
diff --git a/tests/Fixtures/Scratch/ExclusiveMinMax31.yaml b/tests/Fixtures/Scratch/ExclusiveMinMax31.yaml
index 26d04184..4c6e4392 100644
--- a/tests/Fixtures/Scratch/ExclusiveMinMax31.yaml
+++ b/tests/Fixtures/Scratch/ExclusiveMinMax31.yaml
@@ -3,35 +3,35 @@ info:
   title: 'Exclusive minimum and maximum'
   version: '1.0'
 paths:
-    /api/endpoint:
-        get:
-            description: 'An endpoint'
-            operationId: da2bbb06428a6f5ae9199a22a80436d7
-            responses:
-                '200':
-                    description: OK
+  /api/endpoint:
+    get:
+      description: 'An endpoint'
+      operationId: da2bbb06428a6f5ae9199a22a80436d7
+      responses:
+        '200':
+          description: OK
 components:
-    schemas:
-        minMaxClass31:
-            properties:
-                min:
-                    type: integer
-                    minimum: 10
-                exclusiveMin:
-                    type: integer
-                    exclusiveMinimum: 20
-                max:
-                    type: integer
-                    maximum: 30
-                exclusiveMax:
-                    type: integer
-                    exclusiveMaximum: 40
-                exclusiveMinMax:
-                    type: integer
-                    exclusiveMinimum: 50
-                    exclusiveMaximum: 60
-                exclusiveMinMaxNumber:
-                    type: integer
-                    exclusiveMinimum: 60
-                    exclusiveMaximum: 70
-            type: object
+  schemas:
+    minMaxClass31:
+      properties:
+        min:
+          type: integer
+          minimum: 10
+        exclusiveMin:
+          type: integer
+          exclusiveMinimum: 20
+        max:
+          type: integer
+          maximum: 30
+        exclusiveMax:
+          type: integer
+          exclusiveMaximum: 40
+        exclusiveMinMax:
+          type: integer
+          exclusiveMaximum: 60
+          exclusiveMinimum: 50
+        exclusiveMinMaxNumber:
+          type: integer
+          exclusiveMaximum: 70
+          exclusiveMinimum: 60
+      type: object
diff --git a/tests/Fixtures/Scratch/Nullable.yaml b/tests/Fixtures/Scratch/Nullable.yaml
index b6c546ce..a1df2deb 100644
--- a/tests/Fixtures/Scratch/Nullable.yaml
+++ b/tests/Fixtures/Scratch/Nullable.yaml
@@ -49,6 +49,6 @@ components:
               type: 'null'
         description:
           type:
-              - string
-              - 'null'
+            - string
+            - 'null'
       type: object