diff --git a/online-boutique-demo/src/emailservice/Dockerfile b/online-boutique-demo/src/emailservice/Dockerfile
index 84226fd..d8bf381 100644
--- a/online-boutique-demo/src/emailservice/Dockerfile
+++ b/online-boutique-demo/src/emailservice/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.7-slim as base
+FROM python:3.13.3-slim as base
 
 FROM base as builder