diff --git a/Puppetfile b/Puppetfile
index eee61e6983..5e365a1a39 100644
--- a/Puppetfile
+++ b/Puppetfile
@@ -35,7 +35,7 @@ mod 'lsst/powertop', '0.1.2'
 mod 'lsst/rke', '2.1.0'
 mod 'lsst/rke2', '2.0.0'
 mod 'lsst/smee', '2.3.0'
-mod 'puppet/alternatives', '5.1.0'
+mod 'puppet/alternatives', '6.0.0'
 mod 'puppet/archive', '7.1.0'
 mod 'puppet/augeas', '2.0.0'
 mod 'puppet/augeasproviders_apache', '5.0.0'