diff --git a/MANIFEST.in b/MANIFEST.in
index 6214f94..a888da9 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -2,3 +2,4 @@ include src/adeft/nlp/stopwords.json
 graft src/adeft/gui/ground/static
 graft src/adeft/gui/ground/templates
 include src/adeft/score/_score.pyx
+include src/adeft/score/permutations.pyx
diff --git a/doc/conf.py b/doc/conf.py
index a07508b..1a59f02 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -26,7 +26,7 @@
 # The short X.Y version
 version = '0.12'
 # The full version, including alpha/beta/rc tags
-release = '0.12.0'
+release = '0.12.3'
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/pyproject.toml b/pyproject.toml
index 7d1ec63..1f40e84 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "adeft"
-version = "0.12.0"
+version = "0.12.3"
 keywords=['nlp', 'biology', 'disambiguation']
 license = {file = "LICENSE"}
 description = "Acromine based Disambiguation of Entities From Text"
diff --git a/src/adeft/__init__.py b/src/adeft/__init__.py
index f278d42..5ad985c 100644
--- a/src/adeft/__init__.py
+++ b/src/adeft/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '0.12.0'
+__version__ = '0.12.3'
 
 from adeft.download import get_available_models