diff --git a/openapi_spec_validator/resources/schemas/v3.0.0/schema.json b/openapi_spec_validator/resources/schemas/v3.0.0/schema.json
index b199631..7b414d8 100644
--- a/openapi_spec_validator/resources/schemas/v3.0.0/schema.json
+++ b/openapi_spec_validator/resources/schemas/v3.0.0/schema.json
@@ -433,7 +433,15 @@
           "content": {
             "$ref": "#/definitions/mediaTypes"
           }
-        }
+        },
+        "oneOf": [
+          {
+            "required": [ "schema" ]
+          },
+          {
+            "required": [ "content" ]
+          }
+        ]
       },
       "requestBody": {
         "type": "object",
@@ -665,7 +673,15 @@
           "content": {
             "$ref": "#/definitions/mediaTypes"
           }
-        }
+        },
+        "oneOf": [
+          {
+            "required": [ "schema" ]
+          },
+          {
+            "required": [ "content" ]
+          }
+        ]
       },
       "tag": {
         "type": "object",
@@ -1250,4 +1266,4 @@
         ]
       }
     }
-  }
\ No newline at end of file
+  }
diff --git a/tests/integration/test_validators.py b/tests/integration/test_validators.py
index a1e5acd..1eee91b 100644
--- a/tests/integration/test_validators.py
+++ b/tests/integration/test_validators.py
@@ -61,10 +61,16 @@ def test_same_parameters_names(self, validator):
                         {
                             'name': 'param1',
                             'in': 'query',
+                            'schema': {
+                              'type': 'integer',
+                            },
                         },
                         {
                             'name': 'param1',
                             'in': 'path',
+                            'schema': {
+                              'type': 'integer',
+                            },
                         },
                     ],
                 },
@@ -120,6 +126,9 @@ def test_undocumented_parameter(self, validator):
                         {
                             'name': 'param1',
                             'in': 'path',
+                            'schema': {
+                                'type': 'integer',
+                            },
                         },
                     ],
                 },