diff --git a/libmarblewidget.spec b/libmarblewidget.spec
index 4bf1ca8..a00a714 100644
--- a/libmarblewidget.spec
+++ b/libmarblewidget.spec
@@ -26,7 +26,7 @@ Group:          Amusements/Teaching/Other
 Url:            http://edu.kde.org
 # PATCH-FIX-UPSTREAM marble_fix_ppc64_build.patch -- Don't expect LIB_SUFFIX to be set
 Patch0:         marble_fix_ppc64_build.patch
-Source0:        %{name}-%{version}.tar.xz
+Source0:        marble-%{version}.tar.xz
 BuildRequires:  fdupes
 BuildRequires:  gpsd-devel
 BuildRequires:  perl
@@ -53,7 +53,7 @@ Group:          Development/Libraries/KDE
 The shared library for the MarbleWidget shared library.
 
 %prep
-%setup -q
+%setup -q -n marble-%{version}
 %patch0 -p1
 
 %build