diff --git a/docker/docker_linux.go b/docker/docker_linux.go
index c0724db..ef6cae0 100644
--- a/docker/docker_linux.go
+++ b/docker/docker_linux.go
@@ -4,7 +4,6 @@ package docker
 
 import (
 	"context"
-	"encoding/json"
 	"fmt"
 	"os"
 	"os/exec"