diff --git a/libvoikko.spec b/libvoikko.spec
index 603a4c2..53ec335 100644
--- a/libvoikko.spec
+++ b/libvoikko.spec
@@ -15,6 +15,7 @@ Source0:        http://www.puimula.org/voikko-sources/%{name}/%{name}-%{version}
 # The usual format of test release URLs
 #Source0:        http://www.puimula.org/htp/testing/%%{name}-%%{version}rc1.tar.gz
 
+BuildRequires:  gcc-c++
 BuildRequires:  python3-devel
 %if 0%{?with_python2}
 BuildRequires:  python2-devel