diff --git a/CHANGELOG.md b/CHANGELOG.md
index af2c175..e4249a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+<a name="v1.20.0"></a>
+### v1.20.0 (2023-10-19)
+
+#### Features
+
+* handle x509 certs in HTTP Client (#99)	 ([6a36a48](/../../commit/6a36a48))
+
 <a name="v1.19.0"></a>
 ### v1.19.0 (2022-11-15)
 
diff --git a/lib/pact/support/version.rb b/lib/pact/support/version.rb
index eefefb3..a7e20dd 100644
--- a/lib/pact/support/version.rb
+++ b/lib/pact/support/version.rb
@@ -1,5 +1,5 @@
 module Pact
   module Support
-    VERSION = "1.19.0"
+    VERSION = "1.20.0"
   end
 end