diff --git a/puppet/jenkins_debian_glue.pp b/puppet/jenkins_debian_glue.pp
index 7920102..9fac351 100644
--- a/puppet/jenkins_debian_glue.pp
+++ b/puppet/jenkins_debian_glue.pp
@@ -136,6 +136,16 @@ class jenkins::software {
     require => Package['jenkins'],
   }
 
+  # required for recent versions of credentials
+  jenkins::plugin::install { 'icon-shim':
+    require => Package['jenkins'],
+  }
+
+  # required for recent versions of credentials
+  jenkins::plugin::install { 'ssh-credentials':
+    require => Package['jenkins'],
+  }
+
   jenkins::plugin::install { 'git-client':
     require => Package['jenkins'],
   }
@@ -154,6 +164,11 @@ class jenkins::software {
     require => Package['jenkins'],
   }
 
+  # required for recent versions of ssh-agent
+  jenkins::plugin::install { 'workflow-step-api':
+    require => Package['jenkins'],
+  }
+
   jenkins::plugin::install { 'tap':
     require => Package['jenkins'],
   }