diff --git a/gammaray.spec b/gammaray.spec
index 5ba6f5a..87aa8bc 100644
--- a/gammaray.spec
+++ b/gammaray.spec
@@ -94,6 +94,8 @@ BuildRequires:  cmake(Qt5WebEngineWidgets) >= %{qt_min_version}
 %endif
 %endif
 %if 0%{?qt6}
+BuildRequires:  cmake(KF6CoreAddons)
+BuildRequires:  cmake(KF6SyntaxHighlighting)
 BuildRequires:  qt6-core-private-devel >= %{qt_min_version}
 BuildRequires:  qt6-gui-private-devel >= %{qt_min_version}
 BuildRequires:  qt6-qml-private-devel >= %{qt_min_version}
@@ -104,6 +106,7 @@ BuildRequires:  qt6-widgets-private-devel >= %{qt_min_version}
 BuildRequires:  cmake(Qt6Location) >= %{qt_min_version}
 %endif
 BuildRequires:  cmake(Qt6ShaderTools) >= %{qt_min_version}
+BuildRequires:  cmake(Qt6StateMachine) >= %{qt_min_version}
 BuildRequires:  cmake(Qt6ToolsTools) >= %{qt_min_version}
 Recommends:     gammaray-shared-plugins = %{version}
 Conflicts:      gammaray