diff --git a/Backend/go.mod b/Backend/go.mod
index 4d7ec7b..ce92f49 100644
--- a/Backend/go.mod
+++ b/Backend/go.mod
@@ -1,5 +1,5 @@
 module smpark.in
 
-go 1.24.0
+go 1.26.0
 
 require golang.org/x/time v0.14.0
diff --git a/Dockerfile b/Dockerfile
index 24230a1..0ff5ff6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ RUN npm run build -- --outDir dist --emptyOutDir
 # ================================
 # Backend build
 # ================================
-FROM golang:1.23-alpine AS backend
+FROM golang:1.26-alpine AS backend
 
 WORKDIR /build
 COPY Backend/ ./