diff --git a/Dockerfile b/Dockerfile
index 5156c6aaa..c9dce17fb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -88,7 +88,9 @@ LABEL name="RustFS" \
       url="https://rustfs.com" \
       license="Apache-2.0"
 
-RUN apk update && \
+# Upgrade base-image packages so published images pick up security fixes
+# (e.g. openssl/libssl3 CVEs) without waiting for a new Alpine point release.
+RUN apk upgrade --no-cache && \
     apk add --no-cache ca-certificates coreutils curl
 
 COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
diff --git a/Dockerfile.glibc b/Dockerfile.glibc
index e837b8570..a790abed6 100644
--- a/Dockerfile.glibc
+++ b/Dockerfile.glibc
@@ -93,7 +93,10 @@ LABEL name="RustFS" \
       url="https://rustfs.com" \
       license="Apache-2.0"
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
+# Upgrade base-image packages so published images pick up security fixes
+# (e.g. tar/gzip/perl CVEs) without waiting for a new Ubuntu point release.
+RUN apt-get update && apt-get upgrade -y \
+    && apt-get install -y --no-install-recommends \
     ca-certificates \
     curl \
     && rm -rf /var/lib/apt/lists/*
diff --git a/Dockerfile.source b/Dockerfile.source
index 2054405dc..e5827b89c 100644
--- a/Dockerfile.source
+++ b/Dockerfile.source
@@ -223,6 +223,7 @@ LABEL name="RustFS (dev-local)" \
 RUN set -eux; \
     export DEBIAN_FRONTEND=noninteractive; \
     apt-get update; \
+    apt-get upgrade -y; \
     apt-get install -y --no-install-recommends \
     ca-certificates \
     curl \