diff --git a/ccache.spec b/ccache.spec
index fc2d3ac..6ea47c0 100644
--- a/ccache.spec
+++ b/ccache.spec
@@ -25,10 +25,10 @@ URL:            https://ccache.dev/
 Source0:        https://github.com/ccache/ccache/releases/download/v%{version}/ccache-%{version}.tar.xz
 Source1:        https://github.com/ccache/ccache/releases/download/v%{version}/ccache-%{version}.tar.xz.asc
 Source2:        %{name}.keyring
-BuildRequires:  asciidoc
 BuildRequires:  cmake
 BuildRequires:  gcc-c++
 BuildRequires:  libzstd-devel >= 1.1.2
+BuildRequires:  rubygem(asciidoctor)
 Provides:       distcc:%{_bindir}/ccache
 
 %description