diff --git a/freetype2.spec b/freetype2.spec
index 22e2cf7..d23ba7b 100644
--- a/freetype2.spec
+++ b/freetype2.spec
@@ -91,7 +91,7 @@ It also contains a small tutorial for using that library.
 %patch4 -p1
 
 %build
-export CFLAGS="%{optflags} -std=gnu99 -D_GNU_SOURCE $(getconf LFS_CFLAGS)"
+export CFLAGS="%{optflags} -std=gnu99 -D_GNU_SOURCE -DPCF_CONFIG_OPTION_LONG_FAMILY_NAMES $(getconf LFS_CFLAGS)"
 %configure \
 	--with-bzip2 \
 	--with-png \