diff --git a/core/Dockerfile b/core/Dockerfile
index 65a13e0..0f01b66 100644
--- a/core/Dockerfile
+++ b/core/Dockerfile
@@ -1,6 +1,6 @@
 # syntax = docker/dockerfile:1.3
 # Use 3.15 for Core since it has Python 3.9
-FROM alpine:3.19
+FROM alpine:3.20
 
 # Add requirements file.
 COPY requirements.txt /tmp/
diff --git a/core/Dockerfile.dev b/core/Dockerfile.dev
index 7064e34..b297afb 100644
--- a/core/Dockerfile.dev
+++ b/core/Dockerfile.dev
@@ -1,6 +1,6 @@
 # syntax = docker/dockerfile:1.3
 # Use 3.15 for Core since it has Python 3.9
-FROM alpine:3.19
+FROM alpine:3.20
 
 # Set the commits that we are building.
 ARG CORE_REF