diff --git a/firmware/application/ui_setup.cpp b/firmware/application/ui_setup.cpp
index fd7aa4db..b9101553 100644
--- a/firmware/application/ui_setup.cpp
+++ b/firmware/application/ui_setup.cpp
@@ -121,7 +121,7 @@ SetFrequencyCorrectionView::SetFrequencyCorrectionView(
 	} });
 
 	SetFrequencyCorrectionModel model {
-		portapack::persistent_memory::correction_ppb() / 1000
+		(int8_t) (portapack::persistent_memory::correction_ppb() / 1000)
 	};
 
 	form_init(model);