diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 59bcde06d..66592220e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -226,14 +226,14 @@ clang++ mull:
     - clang++-17 --version
     - apt-get -qq update
     - apt search mull
-    - apt-get -qq install --no-install-recommends -y --quiet mull-11 libclang-cpp11
+    - apt-get -qq install --no-install-recommends -y --quiet mull-17 libclang-cpp17
     - mkdir build && cd build
-    - mull-runner-11 --version
-    - CXX=clang++-17 cmake .. -DCMAKE_CXX_FLAGS="-O1 -fpass-plugin=/usr/lib/mull-ir-frontend-11 -g -grecord-command-line -fprofile-instr-generate -fcoverage-mapping"
+    - mull-runner-17 --version
+    - CXX=clang++-17 cmake .. -DCMAKE_CXX_FLAGS="-O1 -fpass-plugin=/usr/lib/mull-ir-frontend-17 -g -grecord-command-line -fprofile-instr-generate -fcoverage-mapping"
     - cmake --build . --parallel 2 || cmake --build . --parallel 1 --verbose
     - ctest -j 2 --output-on-failure --verbose
     - cd test
-    - ls *.x | xargs -n 1 sh -c 'echo $0 && ((mull-runner-11 --ld-search-path=/usr/lib/x86_64-linux-gnu $0 -test-program=ctest -- -j2 --stop-on-failure) || exit 255)'
+    - ls *.x | xargs -n 1 sh -c 'echo $0 && ((mull-runner-17 --ld-search-path=/usr/lib/x86_64-linux-gnu $0 -test-program=ctest -- -j2 --stop-on-failure) || exit 255)'
   needs: ["clang++"]
 
 # deb: