diff --git a/.github/environment/pixi.toml b/.github/environment/pixi.toml
index d0672df9..6c355aff 100644
--- a/.github/environment/pixi.toml
+++ b/.github/environment/pixi.toml
@@ -1,10 +1,11 @@
 [workspace]
 name = "r-pecotmr"
 channels = ["dnachun", "conda-forge", "bioconda"]
-platforms = ["linux-64", "osx-arm64"]
-
-[system-requirements]
-libc = { family="glibc", version="2.17" }
+platforms = [
+    { platform = "linux-64", glibc = "2.17" },
+    { platform = "linux-aarch64", glibc = "2.17" },
+    "osx-arm64"
+]
 
 [tasks]
 devtools_document = "cd $GITHUB_WORKSPACE; R -e 'devtools::document()'"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b2619221..bc9b1333 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,11 +19,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runner: [ubuntu-latest, macos-latest]
+        runner: [ubuntu-latest, macos-latest, ubuntu-24.04-arm]
         environment: ["r44", "r45"]
         include:
           - runner: ubuntu-latest
             platform: linux-64
+          - runner: ubuntu-24.04-arm
+            platform: linux-aarch64
           - runner: macos-latest
             platform: osx-arm64
     
diff --git a/.github/workflows/conda_build.yml b/.github/workflows/conda_build.yml
index 22abbc31..24995001 100644
--- a/.github/workflows/conda_build.yml
+++ b/.github/workflows/conda_build.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runner: [ubuntu-latest, macos-latest]
+        runner: [ubuntu-latest, macos-latest, ubuntu-24.04-arm]
         variant: ["r44", "r45"]
         include:
           - runner: ubuntu-latest