diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 642033997e2f865976e6e668cae4b04dc4a9a90a..b7f826c37262a88e03c9f14cbdaa6752af6332b8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,6 +11,7 @@ variables:
   BUILD_TESTS: "true"
   BUILD_CTEST: "true"
   CTEST_INCLUDE_REGEX: "" # Regex is given via ctest -R [regex]
+  CTEST_EXCLUDE_REGEX: "" # Regex is given via ctest -E [regex]
   CPU_TARGET: ivybridge # envinf1 has oldest cpu
   ARTIFACTS_PAGES_URL: https://$CI_PROJECT_ROOT_NAMESPACE.$CI_PAGES_DOMAIN/-/$CI_PROJECT_NAME/-/jobs/$CI_JOB_ID/artifacts
 
diff --git a/scripts/ci/jobs/build-linux-frontend.yml b/scripts/ci/jobs/build-linux-frontend.yml
index 7fb83ccf48ecb9c9e7bbc5654ab001477c766d37..38f352346abf51dccbc90ea3fd13d5145b2fe699 100644
--- a/scripts/ci/jobs/build-linux-frontend.yml
+++ b/scripts/ci/jobs/build-linux-frontend.yml
@@ -13,6 +13,7 @@ build linux frontend:
     CMAKE_PRESET: release
     CTEST_ARGS: "--label-exclude python_modules" # pip installed modules segfault
     CMAKE_ARGS: "-DOGS_CPU_ARCHITECTURE=generic"
+    CTEST_EXCLUDE_REGEX: "nb-"
   before_script:
     - source scripts/env/eve/cli.sh
 
@@ -30,5 +31,6 @@ build linux frontend petsc:
     CCACHE_DIR: "/data/ogs/.ccache"
     CMAKE_PRESET: release-petsc
     CMAKE_ARGS: "-DOGS_CPU_ARCHITECTURE=generic"
+    CTEST_EXCLUDE_REGEX: "nb-"
   before_script:
     - source scripts/env/eve/petsc.sh