diff --git a/tests/draft3/ref.json b/tests/draft3/ref.json
index 31414ad6..e0581033 100644
--- a/tests/draft3/ref.json
+++ b/tests/draft3/ref.json
@@ -125,7 +125,7 @@
                 "b": {"$ref": "#/definitions/a"},
                 "c": {"$ref": "#/definitions/b"}
             },
-            "$ref": "#/definitions/c"
+            "allOf": [{"$ref": "#/definitions/c"}]
         },
         "tests": [
             {
diff --git a/tests/draft4/ref.json b/tests/draft4/ref.json
index 52cf50a9..0762d6c0 100644
--- a/tests/draft4/ref.json
+++ b/tests/draft4/ref.json
@@ -125,7 +125,7 @@
                 "b": {"$ref": "#/definitions/a"},
                 "c": {"$ref": "#/definitions/b"}
             },
-            "$ref": "#/definitions/c"
+            "allOf": [{"$ref": "#/definitions/c"}]
         },
         "tests": [
             {
diff --git a/tests/draft6/ref.json b/tests/draft6/ref.json
index 5b589649..053643b6 100644
--- a/tests/draft6/ref.json
+++ b/tests/draft6/ref.json
@@ -125,7 +125,7 @@
                 "b": {"$ref": "#/definitions/a"},
                 "c": {"$ref": "#/definitions/b"}
             },
-            "$ref": "#/definitions/c"
+            "allOf": [{"$ref": "#/definitions/c"}]
         },
         "tests": [
             {
@@ -212,7 +212,7 @@
     {
         "description": "$ref to boolean schema true",
         "schema": {
-            "$ref": "#/definitions/bool",
+            "allOf": [{"$ref": "#/definitions/bool"}],
             "definitions": {
                 "bool": true
             }
@@ -228,7 +228,7 @@
     {
         "description": "$ref to boolean schema false",
         "schema": {
-            "$ref": "#/definitions/bool",
+            "allOf": [{"$ref": "#/definitions/bool"}],
             "definitions": {
                 "bool": false
             }