diff --git a/Gemfile b/Gemfile
index 103ea78..fbd16e7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,7 +15,7 @@ gem 'puppet', '~> 8.10'
 gem 'puppet-lint', '~> 5.1'
 gem 'puppet-strings', '~> 5.1' # generates REFERENCE.md (`just docs`)
 gem 'puppet_fixtures', '~> 2.2' # `puppet-fixtures install`: fixture modules per .fixtures.yml
-gem 'rspec-puppet', '~> 5.0'
+gem 'rspec-puppet', '~> 6.0'
 gem 'rspec-puppet-facts', '~> 6.0' # on_supported_os: facts from metadata.json (via facterdb)
 
 # Bundled (not default) gems the puppet gem needs but does not declare; under
diff --git a/Gemfile.lock b/Gemfile.lock
index df3185d..c67731f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     rspec-mocks (3.13.8)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
-    rspec-puppet (5.0.1)
+    rspec-puppet (6.0.0)
       rspec (~> 3.0)
     rspec-puppet-facts (6.2.0)
       deep_merge (~> 1.2)
@@ -122,7 +122,7 @@ DEPENDENCIES
   puppet-strings (~> 5.1)
   puppet_fixtures (~> 2.2)
   racc
-  rspec-puppet (~> 5.0)
+  rspec-puppet (~> 6.0)
   rspec-puppet-facts (~> 6.0)
   syslog