diff --git a/docs/special_topics.rst b/docs/special_topics.rst
index 0913f3e3..19cfacbf 100644
--- a/docs/special_topics.rst
+++ b/docs/special_topics.rst
@@ -93,7 +93,6 @@ Here is an example that includes a `Server Object <https://github.com/OAI/OpenAP
     import yaml
     from apispec import APISpec
     from apispec.ext.marshmallow import MarshmallowPlugin
-    from apispec.utils import validate_spec
 
     OPENAPI_SPEC = """
     openapi: 3.0.2
@@ -126,8 +125,6 @@ Here is an example that includes a `Server Object <https://github.com/OAI/OpenAP
         **settings
     )
 
-    validate_spec(spec)
-
 
 Documenting Security Schemes
 ----------------------------