diff --git a/CHANGELOG.md b/CHANGELOG.md
index eec7934..f4e5466 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 0.13.3
+* correct bad formatting in the LAST_UPDATED date
+
 # 0.13.2
 * ID-134 gemspec updates to new releases of inferno-core (1.2.2) and tls-test-kit (1.0.2) in: 
 https://github.com/inferno-framework/davinci-plan-net-test-kit/pull/30
diff --git a/Gemfile.lock b/Gemfile.lock
index 1720c63..22004ea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    davinci_plan_net_test_kit (0.13.2)
+    davinci_plan_net_test_kit (0.13.3)
       inferno_core (~> 1.2, >= 1.2.2)
       tls_test_kit (~> 1.0, >= 1.0.2)
 
@@ -383,7 +383,7 @@ CHECKSUMS
   database_cleaner-sequel (1.99.0) sha256=b0cdc1f3ef84f783daefa5101ff9b7444cc2070a572cbbd7ce14e6b30090e427
   date (3.5.1) sha256=750d06384d7b9c15d562c76291407d89e368dda4d4fff957eb94962d325a0dc0
   date_time_precision (0.8.1) sha256=77547764faca6c73761b9c10d7a226fd29de44ef42538c644da01680a1ee22aa
-  davinci_plan_net_test_kit (0.13.2)
+  davinci_plan_net_test_kit (0.13.3)
   debug (1.11.1) sha256=2e0b0ac6119f2207a6f8ac7d4a73ca8eb4e440f64da0a3136c30343146e952b6
   diff-lcs (1.6.2) sha256=9ae0d2cba7d4df3075fe8cd8602a8604993efc0dfa934cff568969efb1909962
   domain_name (0.6.20240107) sha256=5f693b2215708476517479bf2b3802e49068ad82167bcd2286f899536a17d933
diff --git a/lib/davinci_plan_net_test_kit/version.rb b/lib/davinci_plan_net_test_kit/version.rb
index 8ae9eca..53ac83a 100644
--- a/lib/davinci_plan_net_test_kit/version.rb
+++ b/lib/davinci_plan_net_test_kit/version.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
 module DaVinciPlanNetTestKit
-  VERSION = '0.13.2'
-  LAST_UPDATED = '2026-05-018'
+  VERSION = '0.13.3'
+  LAST_UPDATED = '2026-05-28'
 end