diff --git a/.github/workflows/linux-jammy-5.15.yml b/.github/workflows/linux-jammy-5.15.yml
index c88e76afa..584d61d0c 100644
--- a/.github/workflows/linux-jammy-5.15.yml
+++ b/.github/workflows/linux-jammy-5.15.yml
@@ -39,7 +39,8 @@ jobs:
         qml-module-qtquick2 qt5-qmake qtchooser qtconnectivity5-dev \
         qtdeclarative5-dev qtdeclarative5-private-dev qtlocation5-dev \
         qtpositioning5-dev qtscript5-dev qttools5-dev qttools5-dev-tools \
-        qtquickcontrols2-5-dev xvfb libbluetooth-dev libmtp-dev
+        qtquickcontrols2-5-dev xvfb libbluetooth-dev libmtp-dev \
+        mdbtools-dev
 
         git config --global user.email "ci@subsurface-divelog.org"
         git config --global user.name "Subsurface CI"
@@ -67,7 +68,7 @@ jobs:
         # xvfb-run --auto-servernum ./TestGitStorage -v2
         xvfb-run --auto-servernum make check
 
-    - name: build Subsurface
+    - name: build subsurface
       run: |
         echo "--------------------------------------------------------------"
         echo "building desktop"
@@ -91,3 +92,11 @@ jobs:
         cd ..
         bash -e -x subsurface/scripts/build.sh -downloader
 
+    - name: build smtk2ssrf
+      run: |
+        echo "--------------------------------------------------------------"
+        echo "building smtk2ssrf"
+
+        # build smtk2ssrf (needs the artefacts generated by the subsurface build
+        cd ..
+        bash -e -x subsurface/scripts/smtk2ssrf-build.sh -y