diff --git a/pyneuroml/__init__.py b/pyneuroml/__init__.py
index c382211b..ce1ec3e0 100644
--- a/pyneuroml/__init__.py
+++ b/pyneuroml/__init__.py
@@ -12,7 +12,7 @@
     __version__ = importlib_metadata.version("pyNeuroML")
 
 
-JNEUROML_VERSION = "0.13.4"
+JNEUROML_VERSION = "0.13.3"
 
 # Define a logger for the package
 logging.basicConfig(
diff --git a/setup.cfg b/setup.cfg
index ee29d3b8..c5dc1441 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = pyNeuroML
-version = 1.3.7
+version = 1.3.8
 author = Padraig Gleeson
 author_email = p.gleeson@gmail.com
 url = https://github.com/NeuroML/pyNeuroML