diff --git a/src/emailservice/Dockerfile b/src/emailservice/Dockerfile
index 15b2b70a177..6c54e6a7269 100644
--- a/src/emailservice/Dockerfile
+++ b/src/emailservice/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.10.8-slim@sha256:abf96998af340975c26177b900c10cfb40716c985325303c063736f0f5cf3171 as base
+FROM python:3.11.5-slim@sha256:edaf703dce209d774af3ff768fc92b1e3b60261e7602126276f9ceb0e3a96874 as base
 
 FROM base as builder
 
diff --git a/src/loadgenerator/Dockerfile b/src/loadgenerator/Dockerfile
index 52a757224e2..4b6df6c9b98 100644
--- a/src/loadgenerator/Dockerfile
+++ b/src/loadgenerator/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.11.1-slim@sha256:33a1008485e1a2dc565be79ece483b240cbc4d6266d6144a57a5a9965ede9bbf as base
+FROM python:3.11.5-slim@sha256:edaf703dce209d774af3ff768fc92b1e3b60261e7602126276f9ceb0e3a96874 as base
 
 FROM base as builder
 
diff --git a/src/recommendationservice/Dockerfile b/src/recommendationservice/Dockerfile
index bc4031c684b..41c20257b45 100644
--- a/src/recommendationservice/Dockerfile
+++ b/src/recommendationservice/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.10.8-slim@sha256:abf96998af340975c26177b900c10cfb40716c985325303c063736f0f5cf3171 as base
+FROM python:3.11.5-slim@sha256:edaf703dce209d774af3ff768fc92b1e3b60261e7602126276f9ceb0e3a96874 as base
 
 FROM base as builder