diff --git a/omnibus/omnibus.rb b/omnibus/omnibus.rb
index aa19c8d812..a582ecbd79 100644
--- a/omnibus/omnibus.rb
+++ b/omnibus/omnibus.rb
@@ -47,3 +47,5 @@
          :x86
        end
 windows_arch arch
+
+fips_mode (ENV["OMNIBUS_FIPS_MODE"] || "").casecmp("true") >= 0