diff --git a/components/openapi/src/it/resources/enrichers-with-optional-fields.yaml b/components/openapi/src/it/resources/enrichers-with-optional-fields.yaml
new file mode 100644
index 00000000000..50bb27252db
--- /dev/null
+++ b/components/openapi/src/it/resources/enrichers-with-optional-fields.yaml
@@ -0,0 +1,54 @@
+openapi: "3.0.0"
+info:
+  title: Simple API overview
+  version: 2.0.0
+paths:
+  /customer:
+    post:
+      summary:  Returns ComponentsBykeys.
+      requestBody:
+        description:
+          Keys of the Customers.
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/MultiKeys'
+      responses:
+        '201':
+          description:
+            OK
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/Customer'
+
+components:
+  schemas:
+    MultiKeys:
+      type: array
+      minItems: 1
+      items:
+        type: object
+        properties:
+          primaryKey:
+            type: string
+          additionalKey:
+            type: string
+          validFor:
+            type: integer
+            format: int64
+            minimum: 1
+            maximum: 2592000
+        required:
+          - primaryKey
+          - additionalKey
+    Customer:
+      type: object
+      properties:
+        name:
+          type: string
+        category:
+          type: string
+        id:
+          type: integer
diff --git a/components/openapi/src/it/scala/pl/touk/nussknacker/openapi/functional/OpenApiScenarioIntegrationTest.scala b/components/openapi/src/it/scala/pl/touk/nussknacker/openapi/functional/OpenApiScenarioIntegrationTest.scala
index fd2671fdab0..0e8290c1789 100644
--- a/components/openapi/src/it/scala/pl/touk/nussknacker/openapi/functional/OpenApiScenarioIntegrationTest.scala
+++ b/components/openapi/src/it/scala/pl/touk/nussknacker/openapi/functional/OpenApiScenarioIntegrationTest.scala
@@ -12,6 +12,7 @@ import pl.touk.nussknacker.engine.api.typed.TypedMap
 import pl.touk.nussknacker.engine.build.ScenarioBuilder
 import pl.touk.nussknacker.engine.flink.test.FlinkSpec
 import pl.touk.nussknacker.engine.graph.expression.Expression
+import pl.touk.nussknacker.engine.spel
 import pl.touk.nussknacker.engine.util.test.{ClassBasedTestScenarioRunner, RunResult, TestScenarioRunner}
 import pl.touk.nussknacker.openapi.enrichers.SwaggerEnricher
 import pl.touk.nussknacker.openapi.parser.SwaggerParser
@@ -53,6 +54,11 @@ class OpenApiScenarioIntegrationTest
       test(prepareScenarioRunner(port, sttpBackend, _.copy(allowedMethods = List("POST"))))
     }
 
+  def withRequestBody(sttpBackend: SttpBackend[Future, Any])(test: ClassBasedTestScenarioRunner => Any) =
+    new StubService("/enrichers-with-optional-fields.yaml").withCustomerService { port =>
+      test(prepareScenarioRunner(port, sttpBackend, _.copy(allowedMethods = List("POST"))))
+    }
+
   val stubbedBackend: SttpBackendStub[Future, Any] = SttpBackendStub.asynchronousFuture.whenRequestMatchesPartial {
     case request =>
       request.headers match {
@@ -93,6 +99,21 @@ class OpenApiScenarioIntegrationTest
       )
   }
 
+  it should "call enricher with request body" in withRequestBody(stubbedBackend) { testScenarioRunner =>
+    // given
+    val data = List("10")
+    val scenario =
+      scenarioWithEnricher((SingleBodyParameter.name, """{{additionalKey:"sss", primaryKey:"dfgdf"}}""".spel))
+
+    // when
+    val result = testScenarioRunner.runWithData(scenario, data)
+
+    // then
+    result.validValue shouldBe RunResult.success(
+      TypedMap(Map("name" -> "Robert Wright", "id" -> 10L, "category" -> "GOLD"))
+    )
+  }
+
   it should "call enricher returning string" in withPrimitiveReturnType(
     SttpBackendStub.asynchronousFuture.whenRequestMatchesPartial { case _ =>
       Response.ok((s""""justAString""""))