diff --git a/features/openapi/docs.feature b/features/openapi/docs.feature
index 18f09998c8b..8eead22bfcc 100644
--- a/features/openapi/docs.feature
+++ b/features/openapi/docs.feature
@@ -100,7 +100,7 @@ Feature: Documentation support
     {
       "owl:maxCardinality": 1,
       "type": "string",
-      "format": "iri-reference"
+      "format": "iri-template"
     }
     """
     # Enable these tests when SF 4.4 / PHP 7.1 support is dropped
diff --git a/src/JsonSchema/Tests/TypeFactoryTest.php b/src/JsonSchema/Tests/TypeFactoryTest.php
index f2518d54079..f8a955cf538 100644
--- a/src/JsonSchema/Tests/TypeFactoryTest.php
+++ b/src/JsonSchema/Tests/TypeFactoryTest.php
@@ -57,12 +57,12 @@ public static function typeProvider(): iterable
         yield [['nullable' => true, 'type' => 'string', 'format' => 'date-time'], new Type(Type::BUILTIN_TYPE_OBJECT, true, \DateTimeImmutable::class)];
         yield [['type' => 'string', 'format' => 'duration'], new Type(Type::BUILTIN_TYPE_OBJECT, false, \DateInterval::class)];
         yield [['type' => 'string', 'format' => 'binary'], new Type(Type::BUILTIN_TYPE_OBJECT, false, \SplFileInfo::class)];
-        yield [['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, false, Dummy::class)];
-        yield [['nullable' => true, 'type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, true, Dummy::class)];
+        yield [['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, false, Dummy::class)];
+        yield [['nullable' => true, 'type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, true, Dummy::class)];
         yield ['enum' => ['type' => 'string', 'enum' => ['male', 'female']], new Type(Type::BUILTIN_TYPE_OBJECT, false, GenderTypeEnum::class)];
         yield ['nullable enum' => ['type' => 'string', 'enum' => ['male', 'female', null], 'nullable' => true], new Type(Type::BUILTIN_TYPE_OBJECT, true, GenderTypeEnum::class)];
-        yield ['enum resource' => ['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, false, GamePlayMode::class)];
-        yield ['nullable enum resource' => ['type' => 'string', 'format' => 'iri-reference', 'nullable' => true], new Type(Type::BUILTIN_TYPE_OBJECT, true, GamePlayMode::class)];
+        yield ['enum resource' => ['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, false, GamePlayMode::class)];
+        yield ['nullable enum resource' => ['type' => 'string', 'format' => 'iri-template', 'nullable' => true], new Type(Type::BUILTIN_TYPE_OBJECT, true, GamePlayMode::class)];
         yield [['type' => 'array', 'items' => ['type' => 'string']], new Type(Type::BUILTIN_TYPE_STRING, false, null, true)];
         yield 'array can be itself nullable' => [
             ['nullable' => true, 'type' => 'array', 'items' => ['type' => 'string']],
@@ -185,12 +185,12 @@ public static function jsonSchemaTypeProvider(): iterable
         yield [['type' => ['string', 'null'], 'format' => 'date-time'], new Type(Type::BUILTIN_TYPE_OBJECT, true, \DateTimeImmutable::class)];
         yield [['type' => 'string', 'format' => 'duration'], new Type(Type::BUILTIN_TYPE_OBJECT, false, \DateInterval::class)];
         yield [['type' => 'string', 'format' => 'binary'], new Type(Type::BUILTIN_TYPE_OBJECT, false, \SplFileInfo::class)];
-        yield [['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, false, Dummy::class)];
-        yield [['type' => ['string', 'null'], 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, true, Dummy::class)];
+        yield [['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, false, Dummy::class)];
+        yield [['type' => ['string', 'null'], 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, true, Dummy::class)];
         yield ['enum' => ['type' => 'string', 'enum' => ['male', 'female']], new Type(Type::BUILTIN_TYPE_OBJECT, false, GenderTypeEnum::class)];
         yield ['nullable enum' => ['type' => ['string', 'null'], 'enum' => ['male', 'female', null]], new Type(Type::BUILTIN_TYPE_OBJECT, true, GenderTypeEnum::class)];
-        yield ['enum resource' => ['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, false, GamePlayMode::class)];
-        yield ['nullable enum resource' => ['type' => ['string', 'null'], 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, true, GamePlayMode::class)];
+        yield ['enum resource' => ['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, false, GamePlayMode::class)];
+        yield ['nullable enum resource' => ['type' => ['string', 'null'], 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, true, GamePlayMode::class)];
         yield [['type' => 'array', 'items' => ['type' => 'string']], new Type(Type::BUILTIN_TYPE_STRING, false, null, true)];
         yield 'array can be itself nullable' => [
             ['type' => ['array', 'null'], 'items' => ['type' => 'string']],
@@ -306,12 +306,12 @@ public static function openAPIV2TypeProvider(): iterable
         yield [['type' => 'string', 'format' => 'date-time'], new Type(Type::BUILTIN_TYPE_OBJECT, true, \DateTimeImmutable::class)];
         yield [['type' => 'string', 'format' => 'duration'], new Type(Type::BUILTIN_TYPE_OBJECT, false, \DateInterval::class)];
         yield [['type' => 'string', 'format' => 'binary'], new Type(Type::BUILTIN_TYPE_OBJECT, false, \SplFileInfo::class)];
-        yield [['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, false, Dummy::class)];
-        yield [['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, true, Dummy::class)];
+        yield [['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, false, Dummy::class)];
+        yield [['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, true, Dummy::class)];
         yield ['enum' => ['type' => 'string', 'enum' => ['male', 'female']], new Type(Type::BUILTIN_TYPE_OBJECT, false, GenderTypeEnum::class)];
         yield ['nullable enum' => ['type' => 'string', 'enum' => ['male', 'female', null]], new Type(Type::BUILTIN_TYPE_OBJECT, true, GenderTypeEnum::class)];
-        yield ['enum resource' => ['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, false, GamePlayMode::class)];
-        yield ['nullable enum resource' => ['type' => 'string', 'format' => 'iri-reference'], new Type(Type::BUILTIN_TYPE_OBJECT, true, GamePlayMode::class)];
+        yield ['enum resource' => ['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, false, GamePlayMode::class)];
+        yield ['nullable enum resource' => ['type' => 'string', 'format' => 'iri-template'], new Type(Type::BUILTIN_TYPE_OBJECT, true, GamePlayMode::class)];
         yield [['type' => 'array', 'items' => ['type' => 'string']], new Type(Type::BUILTIN_TYPE_STRING, false, null, true)];
         yield 'array can be itself nullable, but ignored in OpenAPI V2' => [
             ['type' => 'array', 'items' => ['type' => 'string']],
diff --git a/src/JsonSchema/TypeFactory.php b/src/JsonSchema/TypeFactory.php
index 05e695a707b..f228bb9c312 100644
--- a/src/JsonSchema/TypeFactory.php
+++ b/src/JsonSchema/TypeFactory.php
@@ -139,7 +139,7 @@ private function getClassType(?string $className, bool $nullable, string $format
         if (true !== $readableLink && $this->isResourceClass($className)) {
             return [
                 'type' => 'string',
-                'format' => 'iri-reference',
+                'format' => 'iri-template',
             ];
         }