diff --git a/images/pulsar-functions-base-runner/Dockerfile b/images/pulsar-functions-base-runner/Dockerfile
index 03e1a077..d9d4b532 100644
--- a/images/pulsar-functions-base-runner/Dockerfile
+++ b/images/pulsar-functions-base-runner/Dockerfile
@@ -1,7 +1,7 @@
 ARG PULSAR_IMAGE
 ARG PULSAR_IMAGE_TAG
 FROM ${PULSAR_IMAGE}:${PULSAR_IMAGE_TAG} as pulsar
-FROM alpine:3.19 as functions-runner
+FROM alpine:3.20 as functions-runner
 
 ENV GID=10001
 ENV UID=10000
diff --git a/images/pulsar-functions-base-runner/pulsarctl.Dockerfile b/images/pulsar-functions-base-runner/pulsarctl.Dockerfile
index 123cba40..564a10cf 100644
--- a/images/pulsar-functions-base-runner/pulsarctl.Dockerfile
+++ b/images/pulsar-functions-base-runner/pulsarctl.Dockerfile
@@ -1,7 +1,7 @@
 ARG PULSAR_IMAGE
 ARG PULSAR_IMAGE_TAG
 FROM ${PULSAR_IMAGE}:${PULSAR_IMAGE_TAG} as pulsar
-FROM alpine:3.19 as functions-runner
+FROM alpine:3.20 as functions-runner
 
 ENV GID=10001
 ENV UID=10000
diff --git a/operator.Dockerfile b/operator.Dockerfile
index 0e51ef60..60e502cf 100644
--- a/operator.Dockerfile
+++ b/operator.Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19
+FROM alpine:3.20
 
 RUN apk add tzdata --no-cache
 RUN apk upgrade --no-cache