diff --git a/.buildkite/pipeline.yml b/.buildkite/pipeline.yml
index d25fd5fb..d63707c7 100644
--- a/.buildkite/pipeline.yml
+++ b/.buildkite/pipeline.yml
@@ -1,34 +1,36 @@
 steps:
-  - label: "CUDA Julia {{matrix.version}}"
-    matrix:
-      setup:
-        version:
-          - "1.10"
-          - "1.11"
-    plugins:
-      - JuliaCI/julia#v1:
-          version: "{{matrix.version}}"
-      - JuliaCI/julia-coverage#v1:
-          codecov: true
-    command: |
-      julia -e 'println("--- :julia: Developing CUDA")
-                using Pkg
-                Pkg.add(url="https://github.com/christiangnrd/CUDA.jl", rev="intrinsics")'
-      julia -e 'println("--- :julia: Instantiating project")
-                using Pkg
-                Pkg.develop(; path=pwd())' || exit 3
-
-      julia -e 'println("+++ :julia: Running tests")
-                using Pkg
-                Pkg.test("CUDA"; coverage=true, test_args=["base/kernelabstractions"])'
-    agents:
-      queue: "juliagpu"
-      cuda: "*"
-    timeout_in_minutes: 120
-    soft_fail:
-      - exit_status: 3
-    env:
-      JULIA_PROJECT: "@cuda"
+  # - label: "CUDA Julia {{matrix.version}}"
+  #   matrix:
+  #     setup:
+  #       version:
+  #         - "1.10"
+  #         - "1.11"
+  #         - "1.12"
+  #         - "1.13"
+  #   plugins:
+  #     - JuliaCI/julia#v1:
+  #         version: "{{matrix.version}}"
+  #     - JuliaCI/julia-coverage#v1:
+  #         codecov: true
+  #   command: |
+  #     julia -e 'println("--- :julia: Developing CUDA")
+  #               using Pkg
+  #               Pkg.add(url="https://github.com/christiangnrd/CUDA.jl", rev="intrinsics")'
+  #     julia -e 'println("--- :julia: Instantiating project")
+  #               using Pkg
+  #               Pkg.develop(; path=pwd())' || exit 3
+  # 
+  #     julia -e 'println("+++ :julia: Running tests")
+  #               using Pkg
+  #               Pkg.test("CUDA"; coverage=true, test_args=["base/kernelabstractions"])'
+  #   agents:
+  #     queue: "juliagpu"
+  #     cuda: "*"
+  #   timeout_in_minutes: 120
+  #   soft_fail:
+  #     - exit_status: 3
+  #   env:
+  #     JULIA_PROJECT: "@cuda"
 
   # - label: "CUDA Enzyme Julia {{matrix.version}}"
   #   matrix:
@@ -68,6 +70,8 @@ steps:
         version:
           - "1.10"
           - "1.11"
+          - "1.12"
+          - "1.13"
     plugins:
       - JuliaCI/julia#v1:
           version: "{{matrix.version}}"
@@ -100,6 +104,8 @@ steps:
         version:
           - "1.10"
           - "1.11"
+          - "1.12"
+          - "1.13"
     plugins:
       - JuliaCI/julia#v1:
           version: "{{matrix.version}}"
@@ -132,6 +138,8 @@ steps:
         version:
           - "1.10"
           - "1.11"
+          - "1.12"
+          - "1.13"
     plugins:
       - JuliaCI/julia#v1:
           version: "{{matrix.version}}"
@@ -166,6 +174,8 @@ steps:
         version:
           - "1.10"
           - "1.11"
+          - "1.12"
+          - "1.13"
     plugins:
       - JuliaCI/julia#v1:
           version: "{{matrix.version}}"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8de2ba4f..dbd3ca88 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: ['1.10', '1.11', '1.12']
+        version: ['1.10', '1.11', '1.12', '1.13-nightly']
         os: [ubuntu-24.04, ubuntu-24.04-arm, macOS-15, macOS-15-intel, windows-2022]
         arch: [x64, arm64]
         pocl: [jll, local]
diff --git a/test/test.jl b/test/test.jl
index 22c989e7..6d4e7dc7 100644
--- a/test/test.jl
+++ b/test/test.jl
@@ -195,7 +195,11 @@ function unittest_testsuite(Backend, backend_str, backend_mod, BackendArrayT; sk
                 @test occursin("!alias.scope", IR)
                 @test occursin("!noalias", IR)
             elseif backend_str == "CUDA"
-                @test occursin("@llvm.nvvm.ldg", IR)
+                if Base.libllvm_version >= v"20"
+                    @test occursin("addrspace(1)", IR)
+                else
+                    @test occursin("@llvm.nvvm.ldg", IR)
+                end
             elseif backend_str == "ROCM"
                 @test occursin("addrspace(4)", IR)
             else