diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f2269239913b1e9e77532883da8cf4e563d68f99..8f77eea4848b735b3489d93238e3335e36cf04c5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,7 +24,6 @@ variables:
   CPPLIB_REGISTRY_IMAGE: $CI_REGISTRY/caosdb/src/caosdb-cpplib/testenv:$CI_COMMIT_REF_NAME
 
   CPPINTTEST_PIPELINE: https://gitlab.indiscale.com/api/v4/projects/111/trigger/pipeline
-  CPPINTTEST_BRANCHES: https://gitlab.indiscale.com/api/v4/projects/111/repository/branches
   GIT_SUBMODULE_STRATEGY: normal
 
   ## FOR DEBUGGING
@@ -50,7 +49,6 @@ info:
     - echo "Pipeline triggered by $TRIGGERED_BY_REPO@$TRIGGERED_BY_REF ($TRIGGERED_BY_HASH)"
     - echo "$CPPLIB_REGISTRY_IMAGE"
     - echo "$CPPINTTEST_PIPELINE"
-    - echo "$CPPINTTEST_BRANCHES"
     - echo "$GIT_SUBMODULE_STRATEGY"
 
 # Build a docker image in which tests for this repository can run
@@ -85,6 +83,9 @@ test:
     - mkdir build
     - cd build
     - conan install .. -s "compiler.libcxx=libstdc++11"
+    - FILE_TO_BE_PATCHED="$(grep "std::unique_ptr<ContextAllocator> context_allocator) {}" -l -r $(conan config home))"
+    - echo "FILE_TO_BE_PATCHED=$FILE_TO_BE_PATCHED"
+    - sed -e "s|std::unique_ptr<ContextAllocator> context_allocator) {}|std::unique_ptr<ContextAllocator> /*context_allocator*/) {}|" -i $FILE_TO_BE_PATCHED
     - cmake -DCMAKE_BUILD_TYPE=Debug ..
     - cmake --build .
     - cmake --build . --target unit_test_coverage