diff --git a/Formula/open-mpi.rb b/Formula/open-mpi.rb
index 361fe8115bac..cec171e3f79b 100644
--- a/Formula/open-mpi.rb
+++ b/Formula/open-mpi.rb
@@ -4,6 +4,7 @@ class OpenMpi < Formula
   url "https://download.open-mpi.org/release/open-mpi/v4.1/openmpi-4.1.1.tar.bz2"
   sha256 "e24f7a778bd11a71ad0c14587a7f5b00e68a71aa5623e2157bafee3d44c07cda"
   license "BSD-3-Clause"
+  revision 1
 
   livecheck do
     url :homepage
@@ -64,7 +65,7 @@ def install
       --disable-dependency-tracking
       --disable-silent-rules
       --enable-ipv6
-      --enable-mca-no-build=op-avx,reachable-netlink
+      --enable-mca-no-build=reachable-netlink
       --with-libevent=#{Formula["libevent"].opt_prefix}
       --with-sge
     ]