diff --git a/CHANGES.txt b/CHANGES.txt
index 648a53d..580d9e4 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -11,3 +11,4 @@
 * 2.1.2 - Bugfix subscription handler.
 * 2.1.3 - Bugfix thanks to [Peter McAlpine](https://github.com/rtkpmcalpine). More stable detection of localhost network addresses.
 * 2.1.4 - Bugfix heart-beat negotiation.
+* 2.1.5 - Improvement thanks to [Ray Ruvinskiy](https://github.com/rtkrruvinskiy). Avoid unintended inflation of messaging handling time.
diff --git a/src/async/stompest/__init__.py b/src/async/stompest/__init__.py
index 50aa207..db90f73 100644
--- a/src/async/stompest/__init__.py
+++ b/src/async/stompest/__init__.py
@@ -7,4 +7,4 @@
     __path__ = pkgutil.extend_path(__path__, __name__) # @ReservedAssignment
 
 VERSION = '2.1'
-FULL_VERSION = '2.1.4'
+FULL_VERSION = '2.1.5'
diff --git a/src/core/stompest/__init__.py b/src/core/stompest/__init__.py
index 50aa207..db90f73 100644
--- a/src/core/stompest/__init__.py
+++ b/src/core/stompest/__init__.py
@@ -7,4 +7,4 @@
     __path__ = pkgutil.extend_path(__path__, __name__) # @ReservedAssignment
 
 VERSION = '2.1'
-FULL_VERSION = '2.1.4'
+FULL_VERSION = '2.1.5'