diff --git a/cmake/EigenTesting.cmake b/cmake/EigenTesting.cmake
index 4c8039315..96e879316 100644
--- a/cmake/EigenTesting.cmake
+++ b/cmake/EigenTesting.cmake
@@ -120,9 +120,9 @@ macro(ei_add_test testname)
 
   file(READ "${testname}.cpp" test_source)
   set(parts 0)
-  string(REGEX MATCHALL "CALL_SUBTEST_[0-9]+|EIGEN_TEST_PART_[0-9]+"
+  string(REGEX MATCHALL "CALL_SUBTEST_[0-9]+|EIGEN_TEST_PART_[0-9]+|EIGEN_SUFFIXES(;[0-9]+)+"
          occurences "${test_source}")
-  string(REGEX REPLACE "CALL_SUBTEST_|EIGEN_TEST_PART_" "" suffixes "${occurences}")
+  string(REGEX REPLACE "CALL_SUBTEST_|EIGEN_TEST_PART_|EIGEN_SUFFIXES" "" suffixes "${occurences}")
   list(REMOVE_DUPLICATES suffixes)
   if(EIGEN_SPLIT_LARGE_TESTS AND suffixes)
     add_custom_target(${testname})