diff --git a/docs/changelog.md b/docs/changelog.md
index e420347c..f5c5fa94 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## 1.4.3 - 2023-07-20
+- fix issue introduced in 1.4.2 where trying to read a non existent gzip
+
 ## 1.4.2 - 2023-07-19
 - fix If-Unmodified management for map prior to 1.3.0 (cf #1216)
 - allow arobases in variables (cf #1217)
diff --git a/umap/__init__.py b/umap/__init__.py
index 94dc0808..fd870296 100644
--- a/umap/__init__.py
+++ b/umap/__init__.py
@@ -1 +1 @@
-VERSION = "1.4.2"
+VERSION = "1.4.3"