diff --git a/Dockerfile b/Dockerfile
index f9ecd90..be15eae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1.7
-ARG GO_IMAGE=golang:1.23-alpine
+ARG GO_IMAGE=golang:1.26-alpine
 FROM ${GO_IMAGE} AS build
 WORKDIR /src
 RUN apk add --no-cache ca-certificates tzdata
diff --git a/Dockerfile.bulk b/Dockerfile.bulk
index 3d8c8ec..0d48a83 100644
--- a/Dockerfile.bulk
+++ b/Dockerfile.bulk
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1.7
-ARG GO_IMAGE=golang:1.23-alpine
+ARG GO_IMAGE=golang:1.26-alpine
 FROM ${GO_IMAGE} AS build
 WORKDIR /src
 RUN apk add --no-cache ca-certificates tzdata