diff --git a/opam b/opam
index 4b15f7f..f65dcb5 100644
--- a/opam
+++ b/opam
@@ -27,6 +27,7 @@ depends: [
   "asn1-combinators" {>= "0.2.0"}
   "duration"
   "decompress" {>= "0.8.1"}
+  "checkseum"
 ]
 
 build: [
diff --git a/pkg/META b/pkg/META
index 29b861c..c8c198c 100644
--- a/pkg/META
+++ b/pkg/META
@@ -1,2 +1,3 @@
 description = "VM Manager"
 version = "%%VERSION_NUM%%"
+requires = ""
\ No newline at end of file