diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 14be5718..514cc266 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -32,7 +32,6 @@ jobs:
           - "fedora-39-amd64"
           - "fedora-40-amd64"
           - "gentoo"
-          - "ubuntu-20.04-focal-amd64"
           - "ubuntu-22.04-jammy-amd64"
           - "ubuntu-22.04-jammy-amd64-valgrind"
           # has a dependency on the test image
diff --git a/Makefile b/Makefile
index 1a74794b..e5c50610 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,6 @@ TARGETS = \
 	gentoo \
 	manylinux2014-wheel-build \
 	manylinux_2_28-wheel-build \
-	ubuntu-20.04-focal-amd64 \
 	ubuntu-22.04-jammy-amd64 \
 	ubuntu-24.04-noble-amd64 \
 	ubuntu-22.04-jammy-amd64-valgrind \
diff --git a/ubuntu-20.04-focal-amd64/Dockerfile b/archive/ubuntu-20.04-focal-amd64/Dockerfile
similarity index 100%
rename from ubuntu-20.04-focal-amd64/Dockerfile
rename to archive/ubuntu-20.04-focal-amd64/Dockerfile
diff --git a/ubuntu-20.04-focal-amd64/Makefile b/archive/ubuntu-20.04-focal-amd64/Makefile
similarity index 100%
rename from ubuntu-20.04-focal-amd64/Makefile
rename to archive/ubuntu-20.04-focal-amd64/Makefile
diff --git a/ubuntu-20.04-focal-amd64/test.sh b/archive/ubuntu-20.04-focal-amd64/test.sh
similarity index 100%
rename from ubuntu-20.04-focal-amd64/test.sh
rename to archive/ubuntu-20.04-focal-amd64/test.sh
diff --git a/ubuntu-20.04-focal-amd64/update.sh b/archive/ubuntu-20.04-focal-amd64/update.sh
similarity index 100%
rename from ubuntu-20.04-focal-amd64/update.sh
rename to archive/ubuntu-20.04-focal-amd64/update.sh