diff --git a/CHANGES/v2.3.txt b/CHANGES/v2.3.txt
index 6b959a2f28a2ab783acfe48b5861f3bf64867680..681fe15a617717314aef5ff4efb4e8fb4f22e0ad 100644
--- a/CHANGES/v2.3.txt
+++ b/CHANGES/v2.3.txt
@@ -203,7 +203,7 @@ For developers:
   find them without explicitly setting `DYLD_LIBRARY_PATH`. This should also make the `DYLD_LIBRARY_PATH` irrelevant.
   Notice that `DYLD_LIBRARY_PATH` is not well behaved in OSX El Capitan.
 
-## Version 2.3.4 (coming soon)
+## Version 2.3.4 (Dec 15, 2017)
 
 For users:
 - GROMACS patch updated to gromacs-2016.4. This patch was also fixed in order to properly work with \ref ENERGY (see \issue{316})
diff --git a/VERSION b/VERSION
index 160c142c033d0f1d421fe6c87bdc1d3a22e8658a..33855b9a5215358f208faf58bf05bb08db29d2b3 100644
--- a/VERSION
+++ b/VERSION
@@ -5,4 +5,4 @@
 # (this is same as gromacs)
 # Notice that "plumed --version" will return only 2.X
 # and "plumed --long-version" will return the full string
-2.3.3
+2.3.4