diff --git a/ci/matrix.yaml b/ci/matrix.yaml
index 5ec715fb59b..af9c711983d 100644
--- a/ci/matrix.yaml
+++ b/ci/matrix.yaml
@@ -44,7 +44,7 @@ workflows:
     # verify-codegen:
     - {jobs: ['verify_codegen'], project: 'libcudacxx'}
     # cudax has different CTK reqs:
-    - {jobs: ['build'], project: 'cudax', ctk: ['12.0'], std: 20,    cxx: ['msvc14.36']}
+    - {jobs: ['build'], project: 'cudax', ctk: ['12.0'], std: 20,    cxx: ['msvc14.39']}
     - {jobs: ['build'], project: 'cudax', ctk: ['curr'], std: 20,    cxx: ['gcc10', 'gcc11', 'gcc12']}
     - {jobs: ['build'], project: 'cudax', ctk: ['curr'], std: 20,    cxx: ['clang14', 'clang15', 'clang16', 'clang17']}
     - {jobs: ['build'], project: 'cudax', ctk: ['12.5'], std: 'all', cxx: ['nvhpc']}
@@ -89,7 +89,7 @@ workflows:
     - {jobs: ['build'], project: 'cudax', ctk: ['12.0', 'curr'], std: 'all', cxx: ['gcc9', 'gcc10', 'gcc11']}
     - {jobs: ['build'], project: 'cudax', ctk: [        'curr'], std: 'all', cxx: ['clang14', 'clang15', 'clang16', 'clang17']}
     - {jobs: ['build'], project: 'cudax', ctk: [        '12.5'], std: 'all', cxx: ['nvhpc']}
-    - {jobs: ['build'], project: 'cudax', ctk: ['12.0',       ], std: 'all', cxx: ['msvc14.36']}
+    - {jobs: ['build'], project: 'cudax', ctk: ['12.0',       ], std: 'all', cxx: ['msvc14.39']}
     - {jobs: ['build'], project: 'cudax', ctk: [        'curr'], std: 'all', cxx: ['msvc2022']}
     - {jobs: ['build'], project: 'cudax', ctk: ['12.0'        ], std: 'all', cxx: ['gcc12'], sm: "90"}
     - {jobs: ['build'], project: 'cudax', ctk: [        'curr'], std: 'all', cxx: ['gcc13'], sm: "90a"}
@@ -101,7 +101,7 @@ workflows:
   # Any generated jobs that match the entries in `exclude` will be removed from the final matrix for all workflows.
   exclude:
     # GPU runners are not available on Windows.
-    - {jobs: ['test', 'test_gpu', 'test_nolid', 'test_lid0', 'test_lid1', 'test_lid2'], cxx: ['msvc2019', 'msvc14.36', 'msvc2022']}
+    - {jobs: ['test', 'test_gpu', 'test_nolid', 'test_lid0', 'test_lid1', 'test_lid2'], cxx: ['msvc2019', 'msvc14.39', 'msvc2022']}
 
 
 #############################################################################################
@@ -155,8 +155,8 @@ host_compilers:
     exe: cl
     versions:
       14.29: { stds: [ 17,   ], aka: '2019' }
-      14.36: { stds: [ 17, 20]              }
-      14.39: { stds: [ 17, 20], aka: '2022' }
+      14.39: { stds: [ 17, 20]              }
+      14.42: { stds: [ 17, 20], aka: '2022' }
   nvhpc:
     name: 'NVHPC'
     container_tag: 'nvhpc'