diff --git a/Dockerfile b/Dockerfile
index 7c8feef8..b5e1df52 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,7 +19,7 @@ RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH GO111MODULE=on \
 ## Runtime
 ##
 
-FROM --platform=$TARGETPLATFORM alpine:3.18.5 as runtime
+FROM --platform=$TARGETPLATFORM alpine:3.19.0 as runtime
 RUN apk add iptables libcap && \
     touch /run/xtables.lock && \
     chmod 0666 /run/xtables.lock
diff --git a/Dockerfile-cni-plugin b/Dockerfile-cni-plugin
index 3a199bc9..8a004dce 100644
--- a/Dockerfile-cni-plugin
+++ b/Dockerfile-cni-plugin
@@ -20,7 +20,7 @@ RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH GO111MODULE=on \
 ## Runtime
 ##
 
-FROM --platform=$TARGETPLATFORM alpine:3.18.5 as runtime
+FROM --platform=$TARGETPLATFORM alpine:3.19.0 as runtime
 WORKDIR /linkerd
 RUN apk add \
     # For inotifywait