diff --git a/unittest/CMakeLists.txt b/unittest/CMakeLists.txt
index 8f5b3521fe..f41e8a2878 100644
--- a/unittest/CMakeLists.txt
+++ b/unittest/CMakeLists.txt
@@ -54,7 +54,7 @@ add_test(NAME RunLammps
          COMMAND $<TARGET_FILE:lmp> -log none -echo none -in in.empty)
 set_tests_properties(RunLammps PROPERTIES
         ENVIRONMENT "TSAN_OPTIONS=ignore_noninstrumented_modules=1;HWLOC_HIDE_ERRORS=2"
-        PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?\\)")
+        PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?( - Maintenance)?\\)")
 
 # check if the compiled executable will print the help message
 add_test(NAME HelpMessage
diff --git a/unittest/c-library/CMakeLists.txt b/unittest/c-library/CMakeLists.txt
index 9f7345df84..21b00b5c03 100644
--- a/unittest/c-library/CMakeLists.txt
+++ b/unittest/c-library/CMakeLists.txt
@@ -80,7 +80,7 @@ if(BUILD_MPI)
       COMMAND $<TARGET_FILE:simple-plugin> 1 ${LAMMPS_DIR}/examples/COUPLE/plugin/in.lj $<TARGET_FILE:lammps>)
     set_tests_properties(RunCoupleSimplePlugin PROPERTIES
       ENVIRONMENT "TSAN_OPTIONS=ignore_noninstrumented_modules=1;HWLOC_HIDE_ERRORS=2"
-      PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?\\)")
+      PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?( - Maintenance)?\\)")
   endif()
   add_subdirectory(${LAMMPS_DIR}/examples/COUPLE/simple ${CMAKE_BINARY_DIR}/build-simple)
   add_test(NAME RunCoupleSimpleC
@@ -93,10 +93,10 @@ if(BUILD_MPI)
       COMMAND $<TARGET_FILE:simpleF90> 1 ${LAMMPS_DIR}/examples/COUPLE/simple/in.lj)
     set_tests_properties(RunCoupleSimpleF90 PROPERTIES
       ENVIRONMENT "TSAN_OPTIONS=ignore_noninstrumented_modules=1;HWLOC_HIDE_ERRORS=2"
-      PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?\\)")
+      PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?( - Maintenance)?\\)")
   endif()
 
   set_tests_properties(RunCoupleSimpleC RunCoupleSimpleCC PROPERTIES
     ENVIRONMENT "TSAN_OPTIONS=ignore_noninstrumented_modules=1;HWLOC_HIDE_ERRORS=2"
-    PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?\\)")
+    PASS_REGULAR_EXPRESSION "LAMMPS \\([0-9]+ [A-Za-z]+ 2[0-9][0-9][0-9]( - Update [0-9]+)?( - Development)?( - Maintenance)?\\)")
 endif()