diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 29ceee25..ee9b1ae5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,7 +1,7 @@
 Changelog
 ---------
 
-v.1.4-dev:
+v.1.4:
 ----------
 - **feature**: Plot now supports different line width styles.
 - **feature**: PaPI Main GUI now supports a fullscreen mode including toolbar toggling and run mode.
diff --git a/README.rst b/README.rst
index ea6153bd..2dc9156d 100644
--- a/README.rst
+++ b/README.rst
@@ -1,4 +1,4 @@
-PaPI v. 1.4-dev
+PaPI v. 1.4
 ===============
 
 Plugin based Process Interaction
diff --git a/papi/constants.py b/papi/constants.py
index 64090724..2277d3bd 100644
--- a/papi/constants.py
+++ b/papi/constants.py
@@ -36,14 +36,14 @@
 
 now = datetime.datetime.now()
 
-PAPI_DEV_EDITION                = True
+PAPI_DEV_EDITION                = False
 
 # CORE CONSTANTS
 CORE_PROCESS_CONSOLE_IDENTIFIER = 'Core Process: '
 CORE_CONSOLE_LOG_LEVEL          = 1
 DCORE_CONSOLE_LOG_LEVEL         = 2
 
-CORE_PAPI_VERSION               = 'v.1.4-dev' # no spaces allowed
+CORE_PAPI_VERSION               = 'v.1.4' # no spaces allowed
 CORE_CORE_VERSION               = CORE_PAPI_VERSION # no spaces allowed
 CORE_PAPI_CONSOLE_START_MESSAGE = 'PaPI - Plugin based Process Interaction' + ' Version: ' + CORE_PAPI_VERSION
 CORE_CORE_CONSOLE_START_MESSAGE = 'PaPI Core Modul ' + CORE_CORE_VERSION + ' started'
diff --git a/setup.py b/setup.py
index 24142ed1..e251643a 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='PaPI',
-    version='1.3',
+    version='1.4',
     packages=['papi'],
     url='https://github.com/TUB-Control/PaPI',
     license='GPL v3',