diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 44b316f..8d8594c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
     name: run
     runs-on: ubuntu-22.04
     env:
-        cuda-version: "12.2.0"
+        cuda-version: "12.6.1"
         hip-version: "6.1.3"
         amdgpu-version: "6.1.60103-1_all"
     steps:
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 1140bb7..ebe4bf4 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -14,7 +14,7 @@ jobs:
         # clang defaults to v14.0.0
         gcc-version: "12"  # = 12.1.0
         # cuda version to install with separate action
-        cuda-version: "12.2.0"
+        cuda-version: "12.6.1"
         # version for cmake-lint and cmake-format
         clang-format-version: "v18.1.4"
         cmake-format-version: "v0.6.13"
diff --git a/environment.yml b/environment.yml
index e99c451..2f9847e 100644
--- a/environment.yml
+++ b/environment.yml
@@ -7,7 +7,7 @@ dependencies:
   - clang-tools==14.0.0
   - cmake>=3.17
   - cppcheck==2.7.5
-  - cudatoolkit-dev==12.2.0
+  - cudatoolkit-dev==12.6.1
   - cxx-compiler
   - doxygen
   - gcovr