diff --git a/.tool-versions b/.tool-versions
index 4c4a809..94b1804 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-golang 1.19.2
\ No newline at end of file
+golang 1.21.7
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 6e30b41..71c9515 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.19.3-alpine as builder
+FROM golang:1.21.7-alpine as builder
 RUN mkdir /app
 WORKDIR /app