diff --git a/src/it/TEST-28/pom.xml b/src/it/TEST-28/pom.xml
index d3f7a543..6fe6b3ec 100644
--- a/src/it/TEST-28/pom.xml
+++ b/src/it/TEST-28/pom.xml
@@ -34,7 +34,7 @@
     <name>Integration Test 28</name>
 
     <properties>
-        <grpcVersion>1.7.0</grpcVersion>
+        <grpcVersion>1.13.1</grpcVersion>
     </properties>
 
     <build>