diff --git a/runtime/casper/src/lib.rs b/runtime/casper/src/lib.rs
index 5e0f8e2..fb5db60 100755
--- a/runtime/casper/src/lib.rs
+++ b/runtime/casper/src/lib.rs
@@ -121,7 +121,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
     spec_name: create_runtime_str!("casper"),
     impl_name: create_runtime_str!("casper-svengali"),
     authoring_version: 0,
-    spec_version: 1,
+    spec_version: 2,
     impl_version : 0,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,