diff --git a/rune/libenclave/attestation/sgx/attest.go b/rune/libenclave/attestation/sgx/attest.go
new file mode 100644
index 0000000000000000000000000000000000000000..c2e1082cbcbde04203c7b255328ddb3213a655e5
--- /dev/null
+++ b/rune/libenclave/attestation/sgx/attest.go
@@ -0,0 +1,8 @@
+package sgx // import "github.com/opencontainers/runc/libenclave/attestation/sgx"
+
+// RA Type
+const (
+	InvalidRaType = iota
+	EPID
+	DCAP
+)