1 files changed, 1 insertions, 1 deletions

diff --git a/src/keeper.h b/src/keeper.h
index 931c1d5..ba5a57b 100644
--- a/src/keeper.h
+++ b/src/keeper.h
@@ -15,7 +15,7 @@ extern "C" {
 
 // forwards
 enum class LookupMode;
-struct Universe;
+class Universe;
 
 struct Keeper
 {