diff --git a/omnibus/Gemfile b/omnibus/Gemfile
index 54c1f29d4d..93e2afb2fe 100644
--- a/omnibus/Gemfile
+++ b/omnibus/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "omnibus", github: ENV.fetch("OMNIBUS_GITHUB_REPO", "chef/omnibus"), branch: ENV.fetch("OMNIBUS_GITHUB_BRANCH", "master")
+gem "omnibus", github: ENV.fetch("OMNIBUS_GITHUB_REPO", "chef/omnibus"), tag: 8.1.7
 gem "omnibus-software", github: ENV.fetch("OMNIBUS_SOFTWARE_GITHUB_REPO", "chef/omnibus-software"), branch: ENV.fetch("OMNIBUS_SOFTWARE_GITHUB_BRANCH", "master")
 gem "artifactory"