diff --git a/src/main/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapter.java b/src/main/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapter.java
index 6ca4b19..2c4b84a 100644
--- a/src/main/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapter.java
+++ b/src/main/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapter.java
@@ -16,6 +16,7 @@
 
 package org.springframework.integration.aws.inbound;
 
+import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
@@ -28,6 +29,7 @@ import org.springframework.expression.Expression;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
 import org.springframework.http.converter.HttpMessageConverter;
 import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
 import org.springframework.integration.aws.support.AwsHeaders;
@@ -64,7 +66,9 @@ import com.fasterxml.jackson.databind.JsonNode;
  * <p>
  * For the convenience on the underlying message flow routing a {@link AwsHeaders#SNS_MESSAGE_TYPE}
  * header is present.
+ *
  * @author Artem Bilan
+ * @author Kamil Przerwa
  */
 public class SnsInboundChannelAdapter extends HttpRequestHandlingMessagingGateway {
 
@@ -89,6 +93,8 @@ public class SnsInboundChannelAdapter extends HttpRequestHandlingMessagingGatewa
 		requestMapping.setMethods(HttpMethod.POST);
 		requestMapping.setHeaders("x-amz-sns-message-type");
 		requestMapping.setPathPatterns(path);
+		this.jackson2HttpMessageConverter.setSupportedMediaTypes(
+				Arrays.asList(MediaType.APPLICATION_JSON_UTF8, MediaType.TEXT_PLAIN));
 		super.setRequestMapping(requestMapping);
 		super.setStatusCodeExpression(new ValueExpression<>(HttpStatus.NO_CONTENT));
 		super.setMessageConverters(
diff --git a/src/test/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapterTests.java b/src/test/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapterTests.java
index 9299a3c..1f90229 100644
--- a/src/test/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapterTests.java
+++ b/src/test/java/org/springframework/integration/aws/inbound/SnsInboundChannelAdapterTests.java
@@ -54,6 +54,7 @@ import com.amazonaws.services.sns.AmazonSNS;
 
 /**
  * @author Artem Bilan
+ * @author Kamil Przerwa
  */
 @RunWith(SpringJUnit4ClassRunner.class)
 @ContextConfiguration
@@ -116,7 +117,7 @@ public class SnsInboundChannelAdapterTests {
 		this.mockMvc.perform(
 				post("/mySampleTopic")
 						.header("x-amz-sns-message-type", "Notification")
-						.contentType(MediaType.APPLICATION_JSON)
+						.contentType(MediaType.TEXT_PLAIN)
 						.content(StreamUtils.copyToByteArray(this.notificationMessage.getInputStream())))
 				.andExpect(status().isNoContent());
 
@@ -133,7 +134,7 @@ public class SnsInboundChannelAdapterTests {
 		this.mockMvc.perform(
 				post("/mySampleTopic")
 						.header("x-amz-sns-message-type", "UnsubscribeConfirmation")
-						.contentType(MediaType.APPLICATION_JSON)
+						.contentType(MediaType.TEXT_PLAIN)
 						.content(StreamUtils.copyToByteArray(this.unsubscribeConfirmation.getInputStream())))
 				.andExpect(status().isNoContent());