diff --git a/ci/ci-install.bash b/ci/ci-install.bash
index 07a6141b3..92be51a80 100755
--- a/ci/ci-install.bash
+++ b/ci/ci-install.bash
@@ -120,6 +120,8 @@ elif [ "$CI_BUILD_STAGE_NAME" = "test" ]; then
   fi
   yes yes | sudo cpan -M $CI_CPAN_REPO -fi Parallel::Forker
   install-vcddiff
+  # Workaround -fsanitize=address crash
+  sudo sysctl -w vm.mmap_rnd_bits=28
 else
   ##############################################################################
   # Unknown build stage
diff --git a/ci/ci-script.bash b/ci/ci-script.bash
index ba08f531d..17e707078 100755
--- a/ci/ci-script.bash
+++ b/ci/ci-script.bash
@@ -85,8 +85,7 @@ elif [ "$CI_BUILD_STAGE_NAME" = "test" ]; then
   fi
 
   # Run sanitize on Ubuntu 22.04 only
-  #[ "$CI_RUNS_ON" = 'ubuntu-22.04' ] && sanitize='--sanitize' || sanitize=''
-  sanitize=''
+  [ "$CI_RUNS_ON" = 'ubuntu-22.04' ] && sanitize='--sanitize' || sanitize=''
 
   TEST_REGRESS=test_regress
   if [ "$CI_RELOC" == 1 ]; then