diff --git a/daemon/archive_unix.go b/daemon/archive_unix.go
index 863788d72d..7a5e29905a 100644
--- a/daemon/archive_unix.go
+++ b/daemon/archive_unix.go
@@ -5,7 +5,9 @@ package daemon // import "github.com/docker/docker/daemon"
 
 import (
 	"github.com/docker/docker/container"
+	"github.com/docker/docker/errdefs"
 	volumemounts "github.com/docker/docker/volume/mounts"
+	"github.com/pkg/errors"
 )
 
 // checkIfPathIsInAVolume checks if the path is in a volume. If it is, it
@@ -19,7 +21,7 @@ func checkIfPathIsInAVolume(container *container.Container, absPath string) (boo
 			if mnt.RW {
 				break
 			}
-			return false, ErrVolumeReadonly
+			return false, errdefs.InvalidParameter(errors.New("mounted volume is marked read-only"))
 		}
 	}
 	return toVolume, nil
diff --git a/daemon/volumes.go b/daemon/volumes.go
index 6148018aff..6e17e221c6 100644
--- a/daemon/volumes.go
+++ b/daemon/volumes.go
@@ -21,12 +21,6 @@ import (
 	"github.com/sirupsen/logrus"
 )
 
-var (
-	// ErrVolumeReadonly is used to signal an error when trying to copy data into
-	// a volume mount that is not writable.
-	ErrVolumeReadonly = errors.New("mounted volume is marked read-only")
-)
-
 type mounts []container.Mount
 
 // Len returns the number of mounts. Used in sorting.