diff --git a/.github/workflows/release-test.yml b/.github/workflows/release-test.yml
index bbb8428e0b35..9f12dc3203f2 100644
--- a/.github/workflows/release-test.yml
+++ b/.github/workflows/release-test.yml
@@ -116,6 +116,11 @@ jobs:
       if: ${{ matrix.pytest_mark == 'not iotlab_creds' }}
       run: |
         sudo RIOT/dist/tools/tapsetup/tapsetup -c 11
+    - name: Install native dependencies
+      if: ${{ matrix.pytest_mark == 'not iotlab_creds' }}
+      run: |
+        sudo apt-get update
+        sudo apt-get install lib32asan5
     - name: Run release tests
       timeout-minutes: 350
       run: |
diff --git a/boards/native/doc.txt b/boards/native/doc.txt
index 2f891b5eacc5..aedf921cb708 100644
--- a/boards/native/doc.txt
+++ b/boards/native/doc.txt
@@ -31,6 +31,13 @@ On Debian/Ubuntu you can install the required libraries with
 
 ```
 sudo apt install gcc-multilib
+```
+
+Likewise, for the unittest execution, `libasan5` is needed for 32 bit binaries.
+On Debian/Ubuntu you can install the required libraries with
+
+```
+sudo apt install lib32asan5
 ```
 
  */