diff --git a/build.gradle.kts b/build.gradle.kts
index 35617a46..c4e0c1f7 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -120,7 +120,7 @@ publishing {
 val kafkaVersion = "2.2.0"
 val slf4jVersion = "1.7.36"
 
-val avroVersion = "1.8.1"
+val avroVersion = "1.11.3"
 // Version 1.8.1 brings Jackson 1.9.x/org.codehaus.jackson package for Avro and Confluent Platform 4.1.4.
 val confluentPlatformVersion = "4.1.4" // For compatibility tests use version 4.1.4.
 val hamcrestVersion = "2.2"