diff --git a/teckit.spec b/teckit.spec
index 61765af..555d649 100644
--- a/teckit.spec
+++ b/teckit.spec
@@ -6,6 +6,7 @@ License:        LGPLv2+ or CPL
 Group:          Development/Libraries
 URL:            http://scripts.sil.org/teckit
 Source0:        https://github.com/silnrsi/teckit/releases/download/v%{version}/teckit-%{version}.tar.gz
+BuildRequires:  gcc-c++
 BuildRequires:  expat-devel zlib-devel libtool
 Patch0:         TECkit_2_5_1-includes.patch