diff --git a/libinfinity.spec b/libinfinity.spec
index 066bbb8..1cc2b00 100644
--- a/libinfinity.spec
+++ b/libinfinity.spec
@@ -4,7 +4,7 @@
 
 Name:           libinfinity
 Version:        0.7.1
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Library implementing the infinote protocol
 
 Group:          System Environment/Libraries
@@ -29,6 +29,7 @@ BuildRequires:  pam-devel
 BuildRequires:  libdaemon-devel
 # For source verification with gpgv
 BuildRequires:  gpg
+BuildRequires:  gcc-c++
 
 %description
 libinfinity is an implementation of the Infinote protocol written in GObject-based C.
@@ -193,6 +194,9 @@ chrpath -d %{buildroot}%{_libdir}/libinftextgtk-%{libversion}.so.0.0.0
 
 
 %changelog
+* Fri Jul 20 2018 Kevin Fenzi <kevin@scrye.com> - 0.7.1-6
+- Fix FTBFS bug #1604600
+
 * Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.7.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild