diff --git a/src/nbi/Dockerfile b/src/nbi/Dockerfile
index 63556432be46fae44552bb2ec191e3f7eab17a99..de6b0b82eaa8a7762a7e3efe56cbe601e510becd 100644
--- a/src/nbi/Dockerfile
+++ b/src/nbi/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.9-slim
+FROM python:3.13-slim
 
 # Install dependencies
 RUN apt-get --yes --quiet --quiet update && \
diff --git a/src/service/Dockerfile b/src/service/Dockerfile
index 54dc4ac94ce27f9d5c5aab824d26bce1fc8f4fe5..ae1844791970d4b432a81c6e508f9a8dad4043fb 100644
--- a/src/service/Dockerfile
+++ b/src/service/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.9-slim
+FROM python:3.13-slim
 
 # Install dependencies
 RUN apt-get --yes --quiet --quiet update && \