diff --git a/README.md b/README.md
index 3c5c8147a2..2da1fa8bff 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,12 @@ This documentation provides integrated help in Xcode for all public APIs and a s
 
 ## Changelog
 
+### Version 2.5.3
+
+- General:
+
+    - Fix checking validity of live identifier not working correctly
+
 ### Version 2.5.2
 
 - General:
diff --git a/Support/buildnumber.xcconfig b/Support/buildnumber.xcconfig
index 26565c7557..578f418940 100644
--- a/Support/buildnumber.xcconfig
+++ b/Support/buildnumber.xcconfig
@@ -1,3 +1,3 @@
-BUILD_NUMBER = 4
-VERSION_STRING = 2.5.2
-GCC_PREPROCESSOR_DEFINITIONS = $(inherited) BITHOCKEY_VERSION="@\"2.5.2\""
+BUILD_NUMBER = 5
+VERSION_STRING = 2.5.3
+GCC_PREPROCESSOR_DEFINITIONS = $(inherited) BITHOCKEY_VERSION="@\"2.5.3\""