diff --git a/Jenkinsfile b/Jenkinsfile
index 8f172744..9dedd433 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -58,6 +58,7 @@ pipeline {
                                 sh 'check-errs ./...'
                                 sh './scripts/check-dependencies.sh'
                                 sh 'staticcheck ./...'
+                                sh 'GOOS=linux GOARCH=arm staticcheck ./...'
                                 sh 'golangci-lint --config /go/ci/.golangci.yml -j=2 run'
                                 sh 'go-licenses check ./...'
                                 sh './scripts/check-libuplink-size.sh'
diff --git a/private/storage/streams/buffer/backend.go b/private/storage/streams/buffer/backend.go
index 28668ea2..49d0c90c 100644
--- a/private/storage/streams/buffer/backend.go
+++ b/private/storage/streams/buffer/backend.go
@@ -25,8 +25,8 @@ func NewMemoryBackend(cap int64) *MemoryBackend {
 
 // MemoryBackend implements the Backend interface backed by a slice.
 type MemoryBackend struct {
-	buf    []byte
 	len    int64
+	buf    []byte
 	closed bool
 }