diff --git a/sonic-win.spec b/sonic-win.spec
index 4d0ee4b..7e70858 100644
--- a/sonic-win.spec
+++ b/sonic-win.spec
@@ -92,6 +92,7 @@ BuildRequires:  cmake(KF6TextWidgets)
 BuildRequires:  cmake(KF6Kirigami2)
 BuildRequires:  cmake(KF6Runner)
 BuildRequires:  cmake(KF6Svg)
+BuildRequires:  cmake(KNightTime)
 
 # Workspace components
 BuildRequires:  cmake(KDecoration3)