diff --git a/schemas/2.0.0.json b/schemas/2.0.0.json
index 626c7b6f..21e9b20a 100644
--- a/schemas/2.0.0.json
+++ b/schemas/2.0.0.json
@@ -869,12 +869,16 @@
           "type": "string"
         },
         "headers": {
-          "oneOf": [
+          "allOf": [
             {
-              "$ref": "#/definitions/Reference"
+              "$ref": "#/definitions/schema"
             },
             {
-              "$ref": "#/definitions/schema"
+              "properties": {
+                "type": {
+                  "const": "object"
+                }
+              }
             }
           ]
         },
diff --git a/schemas/2.1.0.json b/schemas/2.1.0.json
index bd3045d1..72b351a2 100644
--- a/schemas/2.1.0.json
+++ b/schemas/2.1.0.json
@@ -882,12 +882,16 @@
           "type": "string"
         },
         "headers": {
-          "oneOf": [
+          "allOf": [
             {
-              "$ref": "#/definitions/Reference"
+              "$ref": "#/definitions/schema"
             },
             {
-              "$ref": "#/definitions/schema"
+              "properties": {
+                "type": {
+                  "const": "object"
+                }
+              }
             }
           ]
         },
diff --git a/schemas/2.2.0.json b/schemas/2.2.0.json
index 94c48a54..8bab82c5 100644
--- a/schemas/2.2.0.json
+++ b/schemas/2.2.0.json
@@ -891,12 +891,16 @@
           "type": "string"
         },
         "headers": {
-          "oneOf": [
+          "allOf": [
             {
-              "$ref": "#/definitions/Reference"
+              "$ref": "#/definitions/schema"
             },
             {
-              "$ref": "#/definitions/schema"
+              "properties": {
+                "type": {
+                  "const": "object"
+                }
+              }
             }
           ]
         },