diff --git a/.github/workflows/test_and_deploy.yml b/.github/workflows/test_and_deploy.yml
index 84baf759f..c8d4a820f 100644
--- a/.github/workflows/test_and_deploy.yml
+++ b/.github/workflows/test_and_deploy.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
-        os: [ubuntu-20.04, macos-latest]
+        os: [ubuntu-latest, macos-latest]
       fail-fast: false
     steps:
       - name: Setup Python ${{ matrix.python-version }} env
diff --git a/pyproject.toml b/pyproject.toml
index 7ce4d46fd..3ca72e529 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ build = "cp{38,39,310,311,312}-manylinux*"
 before-all = "rm -rf {project}/build {project}/*.so {project}/CMakeCache.txt && yum install -y autoconf bison cmake flex git libtool"
 
 # Build for the architecure of the runner in the GitHub Actions workflow:
-# ubuntu-20.04 -> x86_64
+# ubuntu-latest -> x86_64
 # ubuntu-24.04-arm -> aarch64
 archs = "native"
 
diff --git a/third_party/deboost.context b/third_party/deboost.context
index 0010a6074..259fc4103 160000
--- a/third_party/deboost.context
+++ b/third_party/deboost.context
@@ -1 +1 @@
-Subproject commit 0010a6074872349d0089223fea4a1556cb172b27
+Subproject commit 259fc4103bad6bb484d5ff426ace56ac557107a4