diff --git a/.fixtures.yml b/.fixtures.yml
index 4ffa71a..90fee5f 100644
--- a/.fixtures.yml
+++ b/.fixtures.yml
@@ -4,7 +4,7 @@ fixtures:
     provision: 'https://github.com/puppetlabs/provision.git'
     puppet_agent:
       repo: 'https://github.com/puppetlabs/puppetlabs-puppet_agent.git'
-      ref: v4.13.0
+      ref: v4.21.0
   forge_modules:
     chocolatey: "puppetlabs/chocolatey"
     java: "puppetlabs/java"
diff --git a/metadata.json b/metadata.json
index bd06f22..244ba26 100644
--- a/metadata.json
+++ b/metadata.json
@@ -49,7 +49,8 @@
       "operatingsystem": "Debian",
       "operatingsystemrelease": [
         "10",
-        "11"
+        "11",
+        "12"
       ]
     },
     {
diff --git a/spec/acceptance/pkcs12_spec.rb b/spec/acceptance/pkcs12_spec.rb
index 347d022..18965e2 100644
--- a/spec/acceptance/pkcs12_spec.rb
+++ b/spec/acceptance/pkcs12_spec.rb
@@ -51,7 +51,7 @@
       idempotent_apply(pp)
 
       expectations = if os[:family] == 'windows' || (os[:family] == 'ubuntu' && ['20.04', '22.04'].include?(os[:release])) ||
-                        (os[:family] == 'debian' && os[:release] =~ %r{^11})
+                        (os[:family] == 'debian' && os[:release] =~ %r{^11|12})
                        [
                          %r{Alias name: leaf cert},
                          %r{Entry type: (keyEntry|PrivateKeyEntry)},
diff --git a/spec/spec_helper_acceptance_local.rb b/spec/spec_helper_acceptance_local.rb
index 5a8097a..97c67b0 100644
--- a/spec/spec_helper_acceptance_local.rb
+++ b/spec/spec_helper_acceptance_local.rb
@@ -197,7 +197,7 @@ class { 'java': }
     when 'ubuntu'
       @ensure_ks = 'present' if ['20.04', '22.04'].include?(os[:release])
     when 'debian'
-      @ensure_ks = 'present' if os[:release].match?(%r{^11})
+      @ensure_ks = 'present' if os[:release].match?(%r{^11|12})
     end
   end
 end