diff --git a/kdstatemachineeditor.spec b/kdstatemachineeditor.spec
index 41ed4cd0..36935706 100644
--- a/kdstatemachineeditor.spec
+++ b/kdstatemachineeditor.spec
@@ -2,7 +2,8 @@ Name:           kdstatemachineeditor
 Version:        1.2.6
 Release:        1
 Summary:        State Machine Editor Library
-Source:         %{name}-%{version}.tar.gz
+Source0:        %{name}-%{version}.tar.gz
+Source1:        %{name}-%{version}.tar.gz.asc
 Url:            https://github.com/KDAB/KDStateMachineEditor
 Group:          System/Libraries
 License:        LGPLv2+
@@ -47,7 +48,7 @@ This package contains headers and libraries necessary to develop programs
 using the KDAB State Machine Editor library.
 
 %prep
-%setup -q
+%autosetup
 
 %build
 cmake . -DCMAKE_INSTALL_PREFIX=/usr -DLIB_INSTALL_DIR=%{_lib} -DCMAKE_BUILD_TYPE=Release -DKDE_INSTALL_USE_QT_SYS_PATHS=ON