diff --git a/Dockerfile b/Dockerfile
index 3a35da441..4fec72010 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@
 # container for this image, the desired binary must be specified (either
 # /usr/bin/core-service or /usr/bin/db-manager).
 
-FROM golang:1.26-alpine AS build
+FROM golang:1.27-alpine AS build
 
 ARG EXTRA_GO_INSTALL_FLAGS=""
 ENV EXTRA_GO_INSTALL_FLAGS=${EXTRA_GO_INSTALL_FLAGS}
diff --git a/Makefile b/Makefile
index 6c10c89af..9c22a2680 100644
--- a/Makefile
+++ b/Makefile
@@ -96,7 +96,7 @@ shell-lint:
 
 .PHONY: go-lint
 go-lint:
-	echo "===== Checking Go lint (except for *.gen.go files) =====" && docker run --rm -v $(CURDIR):/dss -w /dss golangci/golangci-lint:v2.12.2 golangci-lint run -v
+	echo "===== Checking Go lint (except for *.gen.go files) =====" && docker run --rm -v $(CURDIR):/dss -w /dss golangci/golangci-lint:v2.13.2 golangci-lint run -v
 
 .PHONY: terraform-lint
 terraform-lint:
diff --git a/build/test-certs/Dockerfile b/build/test-certs/Dockerfile
index 45d742285..b2fe50c62 100644
--- a/build/test-certs/Dockerfile
+++ b/build/test-certs/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine
+FROM golang:1.27-alpine
 
 WORKDIR /go/src/app
 
diff --git a/cmds/core-service/main.go b/cmds/core-service/main.go
index 91ee224b1..8e337119b 100644
--- a/cmds/core-service/main.go
+++ b/cmds/core-service/main.go
@@ -143,16 +143,16 @@ func createRIDServers(ctx context.Context, locality string, logger *zap.Logger)
 
 	app := application.NewFromTransactor(ridStore, logger)
 	return &rid_v1.Server{
-			Store:             ridStore,
-			App:               app,
-			Locality:          locality,
-			AllowHTTPBaseUrls: *allowHTTPBaseUrls,
-		}, &rid_v2.Server{
-			Store:             ridStore,
-			App:               app,
-			Locality:          locality,
-			AllowHTTPBaseUrls: *allowHTTPBaseUrls,
-		}, nil
+		Store:             ridStore,
+		App:               app,
+		Locality:          locality,
+		AllowHTTPBaseUrls: *allowHTTPBaseUrls,
+	}, &rid_v2.Server{
+		Store:             ridStore,
+		App:               app,
+		Locality:          locality,
+		AllowHTTPBaseUrls: *allowHTTPBaseUrls,
+	}, nil
 }
 
 func createSCDServer(ctx context.Context, logger *zap.Logger, locality string) (*scd.Server, error) {
diff --git a/cmds/dummy-oauth/Dockerfile b/cmds/dummy-oauth/Dockerfile
index d7b1c81af..23fa20a22 100644
--- a/cmds/dummy-oauth/Dockerfile
+++ b/cmds/dummy-oauth/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine AS build
+FROM golang:1.27-alpine AS build
 RUN apk add git bash make
 RUN mkdir /app
 WORKDIR /app
diff --git a/go.mod b/go.mod
index 3fb389a9c..d1ec75ac7 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/interuss/dss
 
-go 1.26.2
+go 1.27.1
 
 require (
 	cloud.google.com/go/profiler v0.4.0
diff --git a/interfaces/openapi-to-go-server/Dockerfile b/interfaces/openapi-to-go-server/Dockerfile
index 7001ee754..fae48283c 100644
--- a/interfaces/openapi-to-go-server/Dockerfile
+++ b/interfaces/openapi-to-go-server/Dockerfile
@@ -1,6 +1,6 @@
 FROM ghcr.io/astral-sh/uv:python3.14-alpine
 
-COPY --from=golang:1.22-alpine /usr/local/go/ /usr/local/go/
+COPY --from=golang:1.27-alpine /usr/local/go/ /usr/local/go/
 ENV PATH="/usr/local/go/bin:${PATH}"
 
 ADD . /app
diff --git a/interfaces/openapi-to-go-server/example/Dockerfile b/interfaces/openapi-to-go-server/example/Dockerfile
index c1966580b..3afb3fa94 100644
--- a/interfaces/openapi-to-go-server/example/Dockerfile
+++ b/interfaces/openapi-to-go-server/example/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine
+FROM golang:1.27-alpine
 
 WORKDIR /go/src/server_demo
 COPY . .
diff --git a/interfaces/openapi-to-go-server/example/go.mod b/interfaces/openapi-to-go-server/example/go.mod
index ec79f9a33..caa34962c 100644
--- a/interfaces/openapi-to-go-server/example/go.mod
+++ b/interfaces/openapi-to-go-server/example/go.mod
@@ -1,6 +1,6 @@
 module example
 
-go 1.25.0
+go 1.27.1
 
 require (
 	github.com/interuss/dss v0.0.1
diff --git a/pkg/rid/store/memstore/store.go b/pkg/rid/store/memstore/store.go
index 6982daed9..6709955bc 100644
--- a/pkg/rid/store/memstore/store.go
+++ b/pkg/rid/store/memstore/store.go
@@ -145,13 +145,13 @@ type expiringRecord[M any] interface {
 	toModel() *M
 }
 
-func (rec *isaRecord) endTime() *time.Time { return rec.EndTime } //nolint:unused
+func (rec *isaRecord) endTime() *time.Time { return rec.EndTime }
 
-func (rec *isaRecord) writerName() string { return rec.Writer } //nolint:unused
+func (rec *isaRecord) writerName() string { return rec.Writer }
 
-func (rec *subscriptionRecord) endTime() *time.Time { return rec.EndTime } //nolint:unused
+func (rec *subscriptionRecord) endTime() *time.Time { return rec.EndTime }
 
-func (rec *subscriptionRecord) writerName() string { return rec.Writer } //nolint:unused
+func (rec *subscriptionRecord) writerName() string { return rec.Writer }
 
 // listExpired returns the records whose end time is at or before threshold and
 // whose writer matches. A limit of 0 means unlimited.