diff --git a/libpcscxx.spec.in b/libpcscxx.spec.in
index 978331d..2a3210a 100644
--- a/libpcscxx.spec.in
+++ b/libpcscxx.spec.in
@@ -6,6 +6,7 @@ License: LGPL
 Group: Development/Libraries/C++
 Source0: %{name}-%{version}.tar.gz
 BuildRequires: gnupg, subversion, automake, autoconf, doxygen, graphviz, qtbase5-devel, qtbase5-devel-tools
+BuildRequires: p11-kit-devel
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 %if 0%{?fedora} || 0%{?rhel} || 0%{?rhl} || 0%{?centos} || 0%{?centos_ver} || 0%{?centos_version}
 BuildRequires: pkgconfig, redhat-lsb