diff --git a/CHANGELOG.md b/CHANGELOG.md
index d3533e9..1a41e2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+<a name="v2.9.8"></a>
+### v2.9.8 (2018-07-23)
+
+
+#### Bug Fixes
+
+* require pact_specification_version when spawning mock service through app manager	 ([efdba96](/../../commit/efdba96))
+
+
 <a name="v2.9.6"></a>
 ### v2.9.6 (2018-07-23)
 
diff --git a/lib/pact/mock_service/version.rb b/lib/pact/mock_service/version.rb
index 1897fc2..eea0911 100644
--- a/lib/pact/mock_service/version.rb
+++ b/lib/pact/mock_service/version.rb
@@ -1,5 +1,5 @@
 module Pact
   module MockService
-    VERSION = "2.9.7"
+    VERSION = "2.9.8"
   end
 end