diff --git a/kopeninghours.changes b/kopeninghours.changes
index a4151f8..a5ea73a 100644
--- a/kopeninghours.changes
+++ b/kopeninghours.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Dec 15 21:31:01 UTC 2023 - Christophe Marin <christophe@krop.fr>
+
+- Require extra-cmake-modules at build time
+
 -------------------------------------------------------------------
 Tue Dec  5 14:20:02 UTC 2023 - Christophe Marin <christophe@krop.fr>
 
diff --git a/kopeninghours.spec b/kopeninghours.spec
index 82a61b9..8be57cd 100644
--- a/kopeninghours.spec
+++ b/kopeninghours.spec
@@ -29,6 +29,7 @@ Source1:        https://download.kde.org/stable/release-service/%{version}/src/%
 Source2:        applications.keyring
 %endif
 BuildRequires:  bison
+BuildRequires:  extra-cmake-modules
 BuildRequires:  flex
 BuildRequires:  cmake(KF5Holidays)
 BuildRequires:  cmake(KF5I18n)