diff --git a/kaldb/pom.xml b/kaldb/pom.xml
index 646a619783..f386ead506 100644
--- a/kaldb/pom.xml
+++ b/kaldb/pom.xml
@@ -18,7 +18,7 @@
         <uberjar.name>kaldb</uberjar.name>
         <http.client.version>4.5.14</http.client.version>
         <http.core.version>4.4.16</http.core.version>
-        <protobuf.version>3.23.2</protobuf.version>
+        <protobuf.version>3.25.0</protobuf.version>
         <grpc.version>1.57.2</grpc.version>
         <micrometer.version>1.11.0</micrometer.version>
         <armeria.version>1.25.2</armeria.version>