diff --git a/go.mod b/go.mod
index ffe9aaaff..7ab3cdeba 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module go.dedis.ch/kyber/v3
 require (
 	github.com/stretchr/testify v1.3.0
 	go.dedis.ch/fixbuf v1.0.3
-	go.dedis.ch/protobuf v1.0.10
+	go.dedis.ch/protobuf v1.0.11
 	golang.org/x/crypto v0.0.0-20190123085648-057139ce5d2b
 	golang.org/x/sys v0.0.0-20190124100055-b90733256f2e
 )