diff --git a/ocserv.spec b/ocserv.spec
index 492d171..55098a8 100644
--- a/ocserv.spec
+++ b/ocserv.spec
@@ -42,6 +42,7 @@ Source11:	ocserv.init
 # http://git.infradead.org/ocserv.git/commitdiff/7d70006a2dbddf783213f1856374bacc74217e09
 
 %if 0%{?rhel} && 0%{?rhel} <= 6
+BuildRequires:  gcc
 BuildRequires:	gnutls30-devel
 %else
 BuildRequires:	gnutls-devel