diff --git a/README b/README
index 3c1f70c6c..08f1a3e21 100644
--- a/README
+++ b/README
@@ -1,6 +1,6 @@
 Lumiera -- the video NLE for Linux
 ====================================
-Version: 0.pre.03
+Version: 0.pre.04~rc.1
 :Date: 11/2015
 
 *************************************************************
diff --git a/admin/scons/Setup.py b/admin/scons/Setup.py
index 32c7a5bcf..c2c19cca7 100644
--- a/admin/scons/Setup.py
+++ b/admin/scons/Setup.py
@@ -22,7 +22,7 @@ import Options
 
 #-------------------------------------------------------Configuration
 TARGDIR      = 'target'
-VERSION      = '0.pre.03'
+VERSION      = '0.pre.04~rc.1'
 TOOLDIR      = './admin/scons'    # SCons plugins
 OPTCACHE     = 'optcache'
 CUSTOPTFILE  = 'custom-options'
diff --git a/data/config/setup.ini b/data/config/setup.ini
index 01f9dd73d..18a1aec11 100644
--- a/data/config/setup.ini
+++ b/data/config/setup.ini
@@ -12,7 +12,7 @@ gui          = gtk_gui.lum
 modulepath   = $ORIGIN/modules
 configpath   = $ORIGIN/../../share/lumiera/config:$ORIGIN/config:~/.lumiera   # currently unused (2/2011)
 title        = Lumiera
-version      = 0.pre.03
+version      = 0.pre.04~rc.1
 website      = http://www.lumiera.org
 authors      = Joel Holdsworth|Christian Thäter|Hermann Voßeler|Stefan Kangas|Michael Fisher|Michael Ploujnikov|and others...
 copyright    = 2007 - 2025
diff --git a/doc/devel/Doxyfile b/doc/devel/Doxyfile
index 443965d1a..6d0e56002 100644
--- a/doc/devel/Doxyfile
+++ b/doc/devel/Doxyfile
@@ -5,7 +5,7 @@
 #---------------------------------------------------------------------------
 DOXYFILE_ENCODING      = UTF-8
 PROJECT_NAME           = Lumiera
-PROJECT_NUMBER         = 0.pre.03
+PROJECT_NUMBER         = 0.pre.04~rc.1
 PROJECT_BRIEF          = "»edit your freedom«"
 PROJECT_LOGO           = draw/rendered/LumiLogo-small.png
 OUTPUT_DIRECTORY       =
diff --git a/doc/devel/Doxyfile.browse b/doc/devel/Doxyfile.browse
index 20fe76cc9..af34414b4 100644
--- a/doc/devel/Doxyfile.browse
+++ b/doc/devel/Doxyfile.browse
@@ -14,7 +14,7 @@
 #---------------------------------------------------------------------------
 DOXYFILE_ENCODING      = UTF-8
 PROJECT_NAME           = Lumiera
-PROJECT_NUMBER         = 0.pre.03
+PROJECT_NUMBER         = 0.pre.04~rc.1
 PROJECT_LOGO           = draw/rendered/LumiLogo-small.png
 OUTPUT_DIRECTORY       = 
 CREATE_SUBDIRS         = NO