diff --git a/cmd/loki/Dockerfile b/cmd/loki/Dockerfile
index dad23df2f628..a398eba1682f 100644
--- a/cmd/loki/Dockerfile
+++ b/cmd/loki/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.20.7 as build
+FROM golang:1.21.3 as build
 
 COPY . /src/loki
 WORKDIR /src/loki
diff --git a/cmd/loki/Dockerfile.cross b/cmd/loki/Dockerfile.cross
index 5f41f054326b..33a637916c40 100644
--- a/cmd/loki/Dockerfile.cross
+++ b/cmd/loki/Dockerfile.cross
@@ -2,7 +2,7 @@ ARG BUILD_IMAGE=grafana/loki-build-image:0.29.3
 # Directories in this file are referenced from the root of the project not this folder
 # This file is intended to be called from the root like so:
 # docker build -t grafana/loki -f cmd/loki/Dockerfile .
-FROM golang:1.20.7-alpine as goenv
+FROM golang:1.21.3-alpine as goenv
 RUN go env GOARCH > /goarch && \
     go env GOARM > /goarm
 
diff --git a/cmd/loki/Dockerfile.debug b/cmd/loki/Dockerfile.debug
index 803f02e830a2..c9444a5ff61f 100644
--- a/cmd/loki/Dockerfile.debug
+++ b/cmd/loki/Dockerfile.debug
@@ -3,7 +3,7 @@ ARG BUILD_IMAGE=grafana/loki-build-image:0.29.3
 # This file is intended to be called from the root like so:
 # docker build -t grafana/loki -f cmd/loki/Dockerfile.debug .
 
-FROM golang:1.20.7-alpine as goenv
+FROM golang:1.21.3-alpine as goenv
 RUN go env GOARCH > /goarch && \
     go env GOARM > /goarm && \
     go install github.com/go-delve/delve/cmd/dlv@latest