diff --git a/pom.xml b/pom.xml
index c94bff5..5c33ccf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -64,7 +64,7 @@
     <slf4j-api.version>1.7.36</slf4j-api.version>
     <snakeyaml.version>1.30</snakeyaml.version>
     <guava.version>31.1-jre</guava.version>
-    <protobuf-java.version>3.21.0</protobuf-java.version>
+    <protobuf-java.version>3.21.1</protobuf-java.version>
     <jackson.version>2.13.3</jackson.version>
     <scala-library.version>2.13.8</scala-library.version>
     <picocli.version>4.6.3</picocli.version>