diff --git a/Dockerfile b/Dockerfile
index b77ed3f..b82b68c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,14 +2,14 @@ ARG GOLANG_VERSION=1.22.4
 
 FROM --platform=$TARGETPLATFORM library/golang:${GOLANG_VERSION}-alpine AS golang
 
-FROM alpine:3.18 as trivy-amd64
+FROM alpine:3.20 as trivy-amd64
 ARG TRIVY_VERSION=0.42.0
 RUN set -ex; \
     wget -q "https://github.com/aquasecurity/trivy/releases/download/v${TRIVY_VERSION}/trivy_${TRIVY_VERSION}_Linux-64bit.tar.gz"; \
     tar -xzf trivy_${TRIVY_VERSION}_Linux-64bit.tar.gz; \
     mv trivy /usr/local/bin
 
-FROM alpine:3.18 as trivy-arm64
+FROM alpine:3.20 as trivy-arm64
 ARG TRIVY_VERSION=0.42.0
 RUN set -ex; \
     wget -q "https://github.com/aquasecurity/trivy/releases/download/v${TRIVY_VERSION}/trivy_${TRIVY_VERSION}_Linux-ARM64.tar.gz"; \
@@ -18,7 +18,7 @@ RUN set -ex; \
 
 FROM trivy-${TARGETARCH} as trivy-base
 
-FROM alpine:3.18
+FROM alpine:3.20
 ENV GOTOOLCHAIN=local
 ENV GOPATH /go
 ENV PATH $GOPATH/bin:/usr/local/go/bin:$PATH