diff --git a/Dockerfile b/Dockerfile
index 0cf4ef5..3f61293 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/ministryofjustice/analytical-platform-airflow-python-base:1.16.0@sha256:96551185eef8ff5f54f82b6a55c5df570a795d155851cde1811f230423efca1b
+FROM ghcr.io/ministryofjustice/analytical-platform-airflow-python-base:1.20.0@sha256:6cfccc9aca038a56a0400a8b382f989ed7ba6868f35e0d94fe564cee3f2e6cd5
 
 # https://docs.astral.sh/uv/guides/integration/docker/#compiling-bytecode
 ENV UV_COMPILE_BYTECODE=1