diff --git a/.gitea/workflows/cpp-tests.yml b/.gitea/workflows/cpp-tests.yml
index 851bd76..e72c505 100644
--- a/.gitea/workflows/cpp-tests.yml
+++ b/.gitea/workflows/cpp-tests.yml
@@ -33,6 +33,7 @@ jobs:
     runs-on: eulernest
     container:
       image: git.eulernest.eu/conformallab/ci-cpp:latest
+      options: "--memory=800m --memory-swap=1200m"
 
     steps:
       - uses: actions/checkout@v4
@@ -137,6 +138,7 @@ jobs:
     runs-on: eulernest
     container:
       image: git.eulernest.eu/conformallab/ci-cpp:latest
+      options: "--memory=600m --memory-swap=900m"
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.gitea/workflows/doc-build.yaml b/.gitea/workflows/doc-build.yaml
index d9e8387..79ef786 100644
--- a/.gitea/workflows/doc-build.yaml
+++ b/.gitea/workflows/doc-build.yaml
@@ -31,6 +31,7 @@ jobs:
     runs-on: eulernest
     container:
       image: git.eulernest.eu/conformallab/ci-cpp:latest
+      options: "--memory=800m --memory-swap=1200m"
     continue-on-error: true   # never block the merge
     steps:
       - uses: actions/checkout@v4
diff --git a/.gitea/workflows/markdown-links.yml b/.gitea/workflows/markdown-links.yml
index c7e6192..1f058b5 100644
--- a/.gitea/workflows/markdown-links.yml
+++ b/.gitea/workflows/markdown-links.yml
@@ -31,6 +31,7 @@ jobs:
     runs-on: eulernest
     container:
       image: git.eulernest.eu/conformallab/ci-cpp:latest
+      options: "--memory=400m --memory-swap=600m"
 
     steps:
       - uses: actions/checkout@v4