diff --git a/Dockerfile b/Dockerfile
index 2dff1d7..a18f9f7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 ARG SYNAPSE_VERSION=1.72.0
 ARG PYTHON_VERSION=3.11
-ARG ALPINE_VERSION=3.16
+ARG ALPINE_VERSION=3.17
 ARG HARDENED_MALLOC_VERSION=11
 ARG UID=991
 ARG GID=991