diff --git a/pom.xml b/pom.xml
index 326c85a..74e31a1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
         <grpc-version>1.78.0</grpc-version>
         <junit-jupiter-version>6.0.1</junit-jupiter-version>
         <log4j2-version>2.25.3</log4j2-version>
-        <protobuf-version>4.33.1</protobuf-version>
+        <protobuf-version>4.33.5</protobuf-version>
         <slf4j-version>2.0.17</slf4j-version>
         <testcontainers-version>1.21.4</testcontainers-version>