diff --git a/zeromq.spec b/zeromq.spec
index 97f48c5..2d41825 100644
--- a/zeromq.spec
+++ b/zeromq.spec
@@ -67,6 +67,7 @@ autoreconf -fi
             --with-libgssapi_krb5 \
 %endif
             --with-libsodium \
+            --enable-drafts \
 %if %{with unwind}
             --enable-libunwind \
 %endif