diff --git a/appveyor.yml b/appveyor.yml
index 54aaaa03..a2cf74f3 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,5 +1,5 @@
 image: Visual Studio 2019
-version: '4.2.7.{build}'
+version: '4.2.8.{build}'
 platform: x64
 branches:
     only:
diff --git a/src/JContainers/src/jcontainers_constants.h b/src/JContainers/src/jcontainers_constants.h
index fc36b4b8..30a5d77c 100644
--- a/src/JContainers/src/jcontainers_constants.h
+++ b/src/JContainers/src/jcontainers_constants.h
@@ -6,7 +6,7 @@ namespace collections {
 
 #   define JC_API_VERSION           4
 #   define JC_FEATURE_VERSION       2
-#   define JC_PATCH_VERSION         7
+#   define JC_PATCH_VERSION         8
 
 #   define JC_FILE_VERSION          JC_API_VERSION, JC_FEATURE_VERSION, JC_PATCH_VERSION, 0