diff --git a/.gitlab/ci/ctest_memcheck.cmake b/.gitlab/ci/ctest_memcheck.cmake
index 3e3a411cdf..ee5296d57a 100644
--- a/.gitlab/ci/ctest_memcheck.cmake
+++ b/.gitlab/ci/ctest_memcheck.cmake
@@ -20,13 +20,7 @@ if (NOT "$ENV{CMAKE_CI_TEST_TIMEOUT}" STREQUAL "")
   set(CTEST_TEST_TIMEOUT "$ENV{CMAKE_CI_TEST_TIMEOUT}")
 endif ()
 
-set(CTEST_MEMORYCHECK_TYPE "$ENV{CTEST_MEMORYCHECK_TYPE}")
-set(CTEST_MEMORYCHECK_SANITIZER_OPTIONS "$ENV{CTEST_MEMORYCHECK_SANITIZER_OPTIONS}")
-
-set(lsan_suppressions "${CMAKE_CURRENT_LIST_DIR}/ctest_memcheck_$ENV{CMAKE_CONFIGURATION}.lsan.supp")
-if (EXISTS "${lsan_suppressions}")
-  set(ENV{LSAN_OPTIONS} "suppressions='${lsan_suppressions}'")
-endif ()
+include("${CMAKE_CURRENT_LIST_DIR}/ctest_memcheck_prep.cmake")
 
 include("${CMAKE_CURRENT_LIST_DIR}/ctest_exclusions.cmake")
 ctest_memcheck(
diff --git a/.gitlab/ci/ctest_memcheck_prep.cmake b/.gitlab/ci/ctest_memcheck_prep.cmake
new file mode 100644
index 0000000000..e537d51840
--- /dev/null
+++ b/.gitlab/ci/ctest_memcheck_prep.cmake
@@ -0,0 +1,7 @@
+set(CTEST_MEMORYCHECK_TYPE "$ENV{CTEST_MEMORYCHECK_TYPE}")
+set(CTEST_MEMORYCHECK_SANITIZER_OPTIONS "$ENV{CTEST_MEMORYCHECK_SANITIZER_OPTIONS}")
+
+set(lsan_suppressions "${CMAKE_CURRENT_LIST_DIR}/ctest_memcheck_$ENV{CMAKE_CONFIGURATION}.lsan.supp")
+if (EXISTS "${lsan_suppressions}")
+  set(ENV{LSAN_OPTIONS} "suppressions='${lsan_suppressions}'")
+endif ()