diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 70167b01..e6e61c3c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,16 +32,16 @@ jobs:
             gcov_tool: "gcov-11"
             launcher: "testing.launcher=LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libasan.so.7"
           - toolset: clang
-            compiler: clang++-10
+            compiler: clang++
             cxxstd: "03,11,14,17,2a"
-            os: ubuntu-20.04
+            os: ubuntu-24.04
             cxxflags: "cxxflags=-fsanitize=address,undefined,integer -fno-sanitize-recover=undefined"
             linkflags: "linkflags=-fsanitize=address,undefined,integer"
 
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v5
 
       - name: Install packages
         if: matrix.install
@@ -70,7 +70,7 @@ jobs:
           python tools/boostdep/depinst/depinst.py --include benchmark --include example --include examples --include tools --git_args "--depth 10 --jobs 3" $LIBRARY
           ./bootstrap.sh
           ./b2 -d0 headers
-          ./b2 -j4 variant=debug tools/inspect/build
+          ./b2 -j4 variant=debug tools/inspect
 
       - name: Run tests
         run: |
@@ -115,14 +115,14 @@ jobs:
             cxxstd: "14,17,latest"
             addrmd: 32,64
             os: windows-2022
-          - toolset: msvc-14.2
+          - toolset: msvc
             cxxstd: "14,17,latest"
             addrmd: 32,64
-            os: windows-2019
+            os: windows-2025
           - toolset: gcc
             cxxstd: "03,11,14,17,2a"
             addrmd: 64
-            os: windows-2019
+            os: windows-2025
 
     runs-on: ${{matrix.os}}
 
diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index 1d042d87..460ed468 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -63,7 +63,7 @@ test-suite variant
     [ run variant_swap_test.cpp ]
     [ run auto_visitors.cpp : : : <library>/boost/lexical_cast//boost_lexical_cast ]
     [ run issue42.cpp ]
-    [ run issue53.cpp : : : <library>/boost/thread//boost_thread ]
+    [ compile issue53.cpp : <library>/boost/thread//boost_thread ]
     [ run overload_selection.cpp : : : "<cxxstd>$(since_cpp20)"\:<build>no ]
     [ run recursive_wrapper_move_test.cpp : : : <library>/boost/array//boost_array ]
     [ run variant_over_joint_view_test.cpp ]