diff --git a/Dockerfile b/Dockerfile
index c8b3ad3..82486c2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 RUN apt-get update -qq && \
     DEBIAN_FRONTEND="noninteractive" apt-get install -qqy --no-install-recommends \
diff --git a/Dockerfile.dev b/Dockerfile.dev
index 32e220c..8891b2c 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 RUN apt-get update -qq && \
     DEBIAN_FRONTEND="noninteractive" apt-get install -qqy --no-install-recommends \
diff --git a/Dockerfile.toolchain b/Dockerfile.toolchain
index b0ff655..5ad3a8d 100644
--- a/Dockerfile.toolchain
+++ b/Dockerfile.toolchain
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 RUN apt-get update -qq && \
     DEBIAN_FRONTEND="noninteractive" apt-get install -qqy --no-install-recommends \
diff --git a/release.sh b/release.sh
index 78c250f..a305e7b 100755
--- a/release.sh
+++ b/release.sh
@@ -29,7 +29,7 @@ fi
 
 time docker build -f Dockerfile . -t mstorsjo/llvm-mingw:latest -t mstorsjo/llvm-mingw:$TAG
 
-DISTRO=ubuntu-22.04-$(uname -m)
+DISTRO=ubuntu-24.04-$(uname -m)
 docker run --rm mstorsjo/llvm-mingw:latest sh -c "cd /opt && mv llvm-mingw llvm-mingw-$TAG-ucrt-$DISTRO && tar -Jcvf - --format=ustar --numeric-owner --owner=0 --group=0 llvm-mingw-$TAG-ucrt-$DISTRO" > llvm-mingw-$TAG-ucrt-$DISTRO.tar.xz
 
 if [ -n "$NATIVEONLY" ]; then