diff --git a/sysbench.spec b/sysbench.spec
index d5267b9..3d0b8b6 100644
--- a/sysbench.spec
+++ b/sysbench.spec
@@ -7,12 +7,18 @@ Source0:       https://github.com/akopytov/%{name}/archive/%{version}/%{name}-%{
 URL:           https://github.com/akopytov/sysbench/
 
 BuildRequires: automake
+%ifnarch riscv64
+# Not supported on riscv64
 BuildRequires: ck-devel
+%endif
 BuildRequires: docbook-style-xsl
 BuildRequires: libaio-devel
 BuildRequires: libtool
 BuildRequires: libxslt
+%ifnarch riscv64
+# Not supported on riscv64
 BuildRequires: luajit-devel
+%endif
 %if 0%{?el6}
 BuildRequires: mysql-devel
 %endif