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-rw-r--r--src/util/migrate.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/util/migrate.rs b/src/util/migrate.rs
index 00d81181..1229fd9c 100644
--- a/src/util/migrate.rs
+++ b/src/util/migrate.rs
@@ -58,7 +58,7 @@ impl<T: InitialFormat> Migrate for T {
/// Internal type used by InitialFormat, not meant for general use.
#[derive(Serialize, Deserialize)]
-pub struct NoPrevious;
+pub enum NoPrevious {}
impl Migrate for NoPrevious {
type Previous = NoPrevious;