diff --git a/CHANGELOG b/CHANGELOG
index 224b195c5..006baccd1 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,13 @@
 CHANGELOG
 =========
 
+3.0.45: 2024-05-28
+------------------
+
+Fixes:
+- Improve performance of `GrammarCompleter` (faster deduplication of completions).
+
+
 3.0.44: 2024-05-27
 ------------------
 
diff --git a/docs/conf.py b/docs/conf.py
index c38830bde..21062a7d6 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -48,9 +48,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = "3.0.44"
+version = "3.0.45"
 # The full version, including alpha/beta/rc tags.
-release = "3.0.44"
+release = "3.0.45"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/src/prompt_toolkit/__init__.py b/src/prompt_toolkit/__init__.py
index 1a616a636..7b3e9bbe6 100644
--- a/src/prompt_toolkit/__init__.py
+++ b/src/prompt_toolkit/__init__.py
@@ -28,7 +28,7 @@
 from .shortcuts import PromptSession, print_formatted_text, prompt
 
 # Don't forget to update in `docs/conf.py`!
-__version__ = "3.0.44"
+__version__ = "3.0.45"
 
 assert pep440.match(__version__)