diff --git a/CHANGELOG.md b/CHANGELOG.md
index 351b939b..74b55174 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [0.5.9] - 2021-04-27
+
+### Changed
+
+- Downgraded `codepropertygraph` version to 1.3.20.
+
 ### Fixed
 
 - Fixed issue where JAR files were only being identified by their suffix. They are now
diff --git a/VERSION.md b/VERSION.md
index ebfeee7b..89235c0b 100644
--- a/VERSION.md
+++ b/VERSION.md
@@ -1 +1 @@
-0.5.8-SNAPSHOT
\ No newline at end of file
+0.5.9
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index d3859089..c67c7a12 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -10,7 +10,7 @@ neo4jDriverVersion=4.2.0
 tigerGraphVersion=3.1.0
 khttpVersion=1.0.0
 jacksonVersion=2.12.0
-shiftleftVersion=1.3.123
+shiftleftVersion=1.3.120
 sootVersion=4.2.1
 lz4Version=1.7.1
 cache2kVersion=2.0.0.Final