diff --git a/Dockerfile b/Dockerfile
index 1e49981..704e06d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 ARG SYNAPSE_VERSION=1.71.0
-ARG PYTHON_VERSION=3.10
+ARG PYTHON_VERSION=3.11
 ARG ALPINE_VERSION=3.16
 ARG HARDENED_MALLOC_VERSION=11
 ARG UID=991