diff --git a/cyphesis.spec b/cyphesis.spec
index 92cfdc3..6e1135c 100644
--- a/cyphesis.spec
+++ b/cyphesis.spec
@@ -20,6 +20,7 @@ Patch1:         cyphesis-0.5.11-logdir.patch
 Patch7:         cyphesis-socketdir.patch
 Patch8:         cyphesis-0.6.0-unversioned-docdir.patch
 Patch9:         cyphesis-0.6.2-pg10.patch
+BuildRequires:  gcc-c++
 BuildRequires:  python2-devel libgcrypt-devel pkgconfig atlascpp-devel
 BuildRequires:  varconf-devel libsigc++20-devel mercator-devel skstream-devel
 BuildRequires:  postgresql-devel readline-devel avahi-devel bullet-devel