diff --git a/CHANGES.rst b/CHANGES.rst
index 09a0291..a720120 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,8 +2,8 @@
 Release History
 ***************
 
-0.5.2 (unreleased)
-==================
+0.5.2 (September 10, 2019)
+==========================
 
 **Fixed**
 
diff --git a/nengolib/version.py b/nengolib/version.py
index ed229d9..7e534ff 100644
--- a/nengolib/version.py
+++ b/nengolib/version.py
@@ -1,6 +1,6 @@
 """Nengo Library version information."""
 
 version_info = (0, 5, 2)  # (major, minor, patch)
-release_type = "-dev"
+release_type = ""
 
 version = "%s%s" % (".".join(map(str, version_info)), release_type)