diff --git a/libconfig.spec b/libconfig.spec
index 1d52c86..f238641 100644
--- a/libconfig.spec
+++ b/libconfig.spec
@@ -8,6 +8,7 @@ Source0:                http://www.hyperrealm.com/libconfig/libconfig-%{version}
 # Generated from libconfig 1.5 on Fedora 23 x86_64 (2015-12-17)
 Source1:		libconfig.pdf
 URL:                    http://www.hyperrealm.com/libconfig/
+BuildRequires:  gcc
 BuildRequires:          texinfo-tex, tex(ecbx1095.tfm), tex(ecrm1095.tfm), tex(cm-super-t1.enc)
 BuildRequires:		bison, flex