diff --git a/libtomcrypt.spec b/libtomcrypt.spec
index 1858b3d..fac4bc6 100644
--- a/libtomcrypt.spec
+++ b/libtomcrypt.spec
@@ -16,7 +16,9 @@ BuildRequires:  texlive-mfware-bin
 BuildRequires:  tex(cmr10.tfm)
 BuildRequires:  tex(fancyhdr.sty)
 BuildRequires:  tex(hyphen.tex)
+%if 0%{?fedora} >= 28
 BuildRequires:  tex(mf.mf)
+%endif
 
 %description
 A comprehensive, modular and portable cryptographic toolkit that provides