diff --git a/test/environment/grpc/Dockerfile b/test/environment/grpc/Dockerfile
index 9287af55..fe1b6298 100644
--- a/test/environment/grpc/Dockerfile
+++ b/test/environment/grpc/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.12
+FROM python:3.13
 
 RUN mkdir -p /usr/src/app
 WORKDIR /usr/src/app