diff --git a/README.adoc b/README.adoc
index 2845780e..6c9c8cb2 100644
--- a/README.adoc
+++ b/README.adoc
@@ -312,7 +312,7 @@ And the following Sidekiq Pro versions:
 
 If you're working on Sidekiq-Pro support make sure to copy `.rspec-sidekiq-pro`
 to `.rspec-local` and that you have Sidekiq-Pro license in the global config,
-or in the `BUNDLE_GEMS__CONTRIBSYS__COM` env variable.
+or in the `BUNDLE_GEMS\__CONTRIBSYS__COM` env variable.
 
 == Contributing