diff --git a/redhat/main/tdetoys/tdetoys-14.0.0.spec b/redhat/main/tdetoys/tdetoys-14.0.0.spec
index 8589080cd..a17b3be71 100644
--- a/redhat/main/tdetoys/tdetoys-14.0.0.spec
+++ b/redhat/main/tdetoys/tdetoys-14.0.0.spec
@@ -81,6 +81,9 @@ BuildRequires:	brp-check-trinity
 BuildRequires: desktop-file-utils
 BuildRequires: gettext
 
+# IDN support
+BuildRequires:	libidn-devel
+
 Obsoletes:		trinity-kdetoys < %{version}-%{release}
 Provides:		trinity-kdetoys = %{version}-%{release}