diff --git a/4.5/Dockerfile b/4.5/Dockerfile
index 933468d..fba75d7 100644
--- a/4.5/Dockerfile
+++ b/4.5/Dockerfile
@@ -74,7 +74,8 @@ RUN true \
     # Clear temporary files and directories.
     && rm -rf \
         /tmp/* \
-        /var/tmp/*
+        /var/tmp/* \
+    && pip cache purge
 
 # Postgres config overrides to improve import performance (but reduce crash recovery safety)
 COPY conf.d/postgres-import.conf /etc/postgresql/16/main/conf.d/postgres-import.conf.disabled
diff --git a/README.md b/README.md
index 5485d5f..5f6b9fc 100644
--- a/README.md
+++ b/README.md
@@ -10,11 +10,12 @@ See relevant installation and usage instructions for each version in the ```<ver
 
 # Supported Nominatim versions #
 
+- [`4.5.0`, `4.5`](https://github.com/mediagis/nominatim-docker/tree/master/4.5)
 - [`4.4.1`, `4.4`](https://github.com/mediagis/nominatim-docker/tree/master/4.4)
-- [`4.3.2`, `4.3`](https://github.com/mediagis/nominatim-docker/tree/master/4.3)
 
 # Deprecated Nominatim versions #
 
+- [`4.3.2`, `4.3`](https://github.com/mediagis/nominatim-docker/tree/master/4.3)
 - [`4.2.4`, `4.2`](https://github.com/mediagis/nominatim-docker/tree/master/4.2)
 - [`4.1.2`, `4.1`](https://github.com/mediagis/nominatim-docker/tree/master/4.1)
 - [`4.0.2`, `4.0`](https://github.com/mediagis/nominatim-docker/tree/master/4.0)