diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc39c611..2210a2af 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## v1.20.5 (2024-03-05)
+
+### Bug Fixes and Other Changes
+
+ * update schema version to latest in setup.py
+
 ## v1.20.4 (2024-03-04)
 
 ### Bug Fixes and Other Changes
diff --git a/src/braket/default_simulator/_version.py b/src/braket/default_simulator/_version.py
index 99a213a3..fdedd7e9 100644
--- a/src/braket/default_simulator/_version.py
+++ b/src/braket/default_simulator/_version.py
@@ -15,4 +15,4 @@
    Version number (major.minor.patch[-label])
 """
 
-__version__ = "1.20.5.dev0"
+__version__ = "1.20.5"