diff --git a/docs/Doxyfile b/docs/Doxyfile
index f2b1ff8823..ae5b38c36c 100644
--- a/docs/Doxyfile
+++ b/docs/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = proteus
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.8.0.dev0
+PROJECT_NUMBER         = 1.8.1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/proteus/__init__.py b/proteus/__init__.py
index 6e1dabcd14..dae5cf2e94 100644
--- a/proteus/__init__.py
+++ b/proteus/__init__.py
@@ -9,7 +9,7 @@
     import pkgutil
     __path__ = pkgutil.extend_path(__path__, __name__)
 
-__version__ = '1.8.0.dev0'
+__version__ = '1.8.1'
 
 __all__ = ["Archiver",
            "Domain",
diff --git a/setup.py b/setup.py
index b8f61b1e3c..d884134f61 100644
--- a/setup.py
+++ b/setup.py
@@ -760,7 +760,7 @@ def __str__(self):
 
 def setup_given_extensions(extensions):
     setup(name='proteus',
-          version='1.8.0.dev0',
+          version='1.8.1',
           classifiers=[
               'Development Status :: 4 - Beta',
               'Environment :: Console',