diff --git a/.github/workflows/R_CMD_check_Hades.yaml b/.github/workflows/R_CMD_check_Hades.yaml
index 2a960c6..d4b725e 100644
--- a/.github/workflows/R_CMD_check_Hades.yaml
+++ b/.github/workflows/R_CMD_check_Hades.yaml
@@ -22,6 +22,7 @@ jobs:
         config:
           - {os: windows-latest, r: 'release'}
           - {os: macOS-latest, r: 'release'}
+          - {os: ubuntu-22.04, r: 'release', rspm: "https://packagemanager.rstudio.com/cran/__linux__/jammy/latest"}
 
     env:
       GITHUB_PAT: ${{ secrets.GH_TOKEN }}
@@ -50,6 +51,7 @@ jobs:
       CDM5_SPARK_USER: ${{ secrets.CDM5_SPARK_USER }}
       CDM5_SPARK_PASSWORD: ${{ secrets.CDM5_SPARK_PASSWORD }}
       CDM5_SPARK_CONNECTION_STRING: ${{ secrets.CDM5_SPARK_CONNECTION_STRING }}
+      _JAVA_OPTIONS: -Xss3m
 
     steps:
       - uses: actions/checkout@v4