diff --git a/end2end-test-examples/firestore/pom.xml b/end2end-test-examples/firestore/pom.xml
index 772fa99..766d672 100644
--- a/end2end-test-examples/firestore/pom.xml
+++ b/end2end-test-examples/firestore/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-codec-http2</artifactId>
-            <version>4.1.100.Final</version>
+            <version>4.1.124.Final</version>
         </dependency>
 
         <dependency>