diff --git a/modules/transport-netty3/src/test/java/org/elasticsearch/http/netty3/Netty3ClientYamlTestSuiteIT.java b/modules/transport-netty3/src/test/java/org/elasticsearch/http/netty3/Netty3ClientYamlTestSuiteIT.java
index 2fce8e3022d..9ed1df1cfed 100644
--- a/modules/transport-netty3/src/test/java/org/elasticsearch/http/netty3/Netty3ClientYamlTestSuiteIT.java
+++ b/modules/transport-netty3/src/test/java/org/elasticsearch/http/netty3/Netty3ClientYamlTestSuiteIT.java
@@ -21,13 +21,16 @@ package org.elasticsearch.http.netty3;
 
 import com.carrotsearch.randomizedtesting.annotations.Name;
 import com.carrotsearch.randomizedtesting.annotations.ParametersFactory;
-
+import com.carrotsearch.randomizedtesting.annotations.TimeoutSuite;
+import org.apache.lucene.util.TimeUnits;
 import org.elasticsearch.test.rest.yaml.ClientYamlTestCandidate;
 import org.elasticsearch.test.rest.yaml.ESClientYamlSuiteTestCase;
 import org.elasticsearch.test.rest.yaml.parser.ClientYamlTestParseException;
 
 import java.io.IOException;
 
+// TODO: remove timeout after address slow test issue
+@TimeoutSuite(millis = 30 * TimeUnits.MINUTE)
 public class Netty3ClientYamlTestSuiteIT extends ESClientYamlSuiteTestCase {
 
     public Netty3ClientYamlTestSuiteIT(@Name("yaml") ClientYamlTestCandidate testCandidate) {
@@ -38,4 +41,5 @@ public class Netty3ClientYamlTestSuiteIT extends ESClientYamlSuiteTestCase {
     public static Iterable<Object[]> parameters() throws IOException, ClientYamlTestParseException {
         return ESClientYamlSuiteTestCase.createParameters(0, 1);
     }
+
 }