diff --git a/astra/pom.xml b/astra/pom.xml
index 38600e10..eac42ea9 100644
--- a/astra/pom.xml
+++ b/astra/pom.xml
@@ -17,7 +17,7 @@
         <javac.target>21</javac.target>
         <uberjar.name>astra</uberjar.name>
         <http.core.version>4.4.16</http.core.version>
-        <protobuf.version>3.25.8</protobuf.version>
+        <protobuf.version>4.34.1</protobuf.version>
         <grpc.version>1.73.0</grpc.version>
         <micrometer.version>1.15.1</micrometer.version>
         <armeria.version>1.32.5</armeria.version>