diff --git a/Gopkg.lock b/Gopkg.lock
index 3adc4dd883..5aa0c164a6 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -795,6 +795,7 @@
     "github.com/opencontainers/runc/libcontainer/cgroups/systemd",
     "github.com/opencontainers/runc/libcontainer/configs",
     "github.com/opencontainers/runc/libcontainer/specconv",
+    "github.com/opencontainers/runc/libcontainer/system",
     "github.com/opencontainers/runc/libcontainer/utils",
     "github.com/opencontainers/runtime-spec/specs-go",
     "github.com/opentracing/opentracing-go",
diff --git a/pkg/rootless/rootless.go b/pkg/rootless/rootless.go
index 8366bb4b44..c26e3b87f9 100644
--- a/pkg/rootless/rootless.go
+++ b/pkg/rootless/rootless.go
@@ -54,7 +54,7 @@ var (
 		"source": "rootless",
 	})
 
-	//The function is declared this way for mocking in unit tests
+	// IsRootless is declared this way for mocking in unit tests
 	IsRootless = isRootlessFunc
 )