diff --git a/vendor.conf b/vendor.conf
index 54e699e114..e2a3186c7b 100644
--- a/vendor.conf
+++ b/vendor.conf
@@ -130,7 +130,7 @@ github.com/googleapis/gax-go                        bd5b16380fd03dc758d11cef74ba
 google.golang.org/genproto                          3f1135a288c9a07e340ae8ba4cc6c7065a3160e8
 
 # containerd
-github.com/containerd/containerd                    fbf1a72de7da110187b7d3dace433914b9beca10 # master (v1.5.0-dev)
+github.com/containerd/containerd                    55eda46b22f985cde99b599e469ff9c13994bf68 # master (v1.5.0-dev)
 github.com/containerd/fifo                          0724c46b320cf96bb172a0550c19a4b1fca4dacb
 github.com/containerd/continuity                    efbc4488d8fe1bdc16bde3b2d2990d9b3a899165
 github.com/containerd/cgroups                       0b889c03f102012f1d93a97ddd3ef71cd6f4f510
diff --git a/vendor/github.com/containerd/containerd/reference/reference.go b/vendor/github.com/containerd/containerd/reference/reference.go
index 562ab0d491..a4bf6da601 100644
--- a/vendor/github.com/containerd/containerd/reference/reference.go
+++ b/vendor/github.com/containerd/containerd/reference/reference.go
@@ -85,6 +85,10 @@ var splitRe = regexp.MustCompile(`[:@]`)
 
 // Parse parses the string into a structured ref.
 func Parse(s string) (Spec, error) {
+	if strings.Contains(s, "://") {
+		return Spec{}, ErrInvalid
+	}
+
 	u, err := url.Parse("dummy://" + s)
 	if err != nil {
 		return Spec{}, err