diff --git a/kgraphviewer.changes b/kgraphviewer.changes
index e262709..0212899 100644
--- a/kgraphviewer.changes
+++ b/kgraphviewer.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Dec 15 22:07:35 UTC 2023 - Christophe Marin <christophe@krop.fr>
+
+- Require extra-cmake-modules at build time
+
 -------------------------------------------------------------------
 Wed Jul 17 20:42:04 UTC 2019 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/kgraphviewer.spec b/kgraphviewer.spec
index afbed24..13d96f1 100644
--- a/kgraphviewer.spec
+++ b/kgraphviewer.spec
@@ -26,6 +26,7 @@ Group:          Development/Tools/Other
 URL:            https://www.kde.org/applications/graphics/kgraphviewer/
 Source:         https://download.kde.org/stable/%{name}/%{version}/src/%{name}-%{version}.tar.xz
 BuildRequires:  boost-devel
+BuildRequires:  extra-cmake-modules
 BuildRequires:  graphviz-devel
 BuildRequires:  kcoreaddons-devel
 BuildRequires:  kdoctools-devel
@@ -69,17 +70,17 @@ Graphs are commonly used in scientific domains and particularly in computer scie
 %lang_package
 
 %prep
-%setup -q
+%autosetup -p1
 
 %build
-  %cmake_kf5 -d build
-  %make_jobs
+%cmake_kf5 -d build
+%make_jobs
 
 %install
-  %kf5_makeinstall -C build
+%kf5_makeinstall -C build
 
-  %find_lang kgraphviewer %{name}.lang
-  %{kf5_find_htmldocs}
+%find_lang kgraphviewer %{name}.lang
+%{kf5_find_htmldocs}
 
 %post -n libkgraphviewer%{soname} -p /sbin/ldconfig
 %postun -n libkgraphviewer%{soname} -p /sbin/ldconfig