diff --git a/.github/workflows/buildtest.yml b/.github/workflows/buildtest.yml
index ebd1ebc0..871d2ce6 100644
--- a/.github/workflows/buildtest.yml
+++ b/.github/workflows/buildtest.yml
@@ -50,14 +50,14 @@ jobs:
     strategy:
       matrix:
         buildType:
-          - {name: "Release", imageName : "randriu/paynt", dockerTag: "mdp", setupArgs: ""}
+          - {name: "Release", imageName : "randriu/paynt", dockerTag: "mdp", baseImage : "randriu/stormpy-alex", setupArgs: "--disable-smg"}
       fail-fast: false
     if: github.ref == 'refs/heads/mdp'
     steps:
       - name: Git clone
         uses: actions/checkout@v4
       - name: Build paynt image from Dockerfile
-        run: docker build -t ${{ matrix.buildType.imageName }}:${{ matrix.buildType.dockerTag }} . --build-arg BASE_IMG=randriu/stormpy-alex --build-arg setup_args=${{ matrix.buildType.setupArgs }} --build-arg no_threads=${NR_JOBS}
+        run: docker build -t ${{ matrix.buildType.imageName }}:${{matrix.buildType.dockerTag}} . --build-arg base_image=${{matrix.buildType.imageBase}} --build-arg setup_args=${{ matrix.buildType.setupArgs }} --build-arg no_threads=${NR_JOBS}
       - name: Login into docker
         # Only login if using mdp on original repo (and not for pull requests or forks)
         if: github.repository_owner == 'randriu'
diff --git a/Dockerfile b/Dockerfile
index da323a2c..548a32e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,8 @@
 # command-line arguments can be specified e.g. as follows: --build-arg no_threads=8
 
 # base image
-ARG BASE_IMG=movesrwth/stormpy:ci
-FROM $BASE_IMG
+ARG base_image=movesrwth/stormpy:ci
+FROM $base_image
 
 # additional arguments for compiling payntbind
 ARG setup_args=""