diff --git a/go.mod b/go.mod
index 20f42f8..17f9468 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,5 @@
 module boringssl.googlesource.com/boringssl
 
 go 1.13
+
+require golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9