diff --git a/ChangeLog.md b/ChangeLog.md
index d6092b1d..fe94a40a 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -25,6 +25,7 @@ and [by Yandex](https://translated.turbopages.org/proxy_u/ru-en.en/https/gitflic
 
  - Исправление опечаток.
  - Доработка теста для полной стохастической проверки `MDBX_EKEYMISMATCH` в режиме `MDBX_APPEND`.
+ - Добавление в CMake-тесты вызова mdbx_chk в режиме чтения-записи для проверки MDBX_EXCLUSIVE в этом режиме.
 
 
 -------------------------------------------------------------------------------
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 0a067d09..1889c8b8 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -92,11 +92,13 @@ else()
     set_tests_properties(smoke_chk PROPERTIES
       DEPENDS smoke
       TIMEOUT 60
+      FAIL_REGULAR_EXPRESSION "cooperative mode"
       REQUIRED_FILES smoke.db)
     add_test(NAME smoke_chk_copy COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvv smoke.db-copy)
     set_tests_properties(smoke_chk_copy PROPERTIES
       DEPENDS smoke
       TIMEOUT 60
+      FAIL_REGULAR_EXPRESSION "cooperative mode"
       REQUIRED_FILES smoke.db-copy)
   endif()
 
@@ -109,15 +111,16 @@ else()
     TIMEOUT 600
     RUN_SERIAL OFF)
   if(MDBX_BUILD_TOOLS)
-    add_test(NAME dupsort_writemap_chk COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvv dupsort_writemap.db)
+    add_test(NAME dupsort_writemap_chk COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvvwc dupsort_writemap.db)
     set_tests_properties(dupsort_writemap_chk PROPERTIES
       DEPENDS dupsort_writemap
       TIMEOUT 60
       REQUIRED_FILES dupsort_writemap.db)
-    add_test(NAME dupsort_writemap_chk_copy COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvv dupsort_writemap.db-copy)
+    add_test(NAME dupsort_writemap_chk_copy COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvvc dupsort_writemap.db-copy)
     set_tests_properties(dupsort_writemap_chk_copy PROPERTIES
       DEPENDS dupsort_writemap
       TIMEOUT 60
+      FAIL_REGULAR_EXPRESSION "monopolistic mode"
       REQUIRED_FILES dupsort_writemap.db-copy)
   endif()
 
@@ -128,15 +131,17 @@ else()
     TIMEOUT 1800
     RUN_SERIAL OFF)
   if(MDBX_BUILD_TOOLS)
-    add_test(NAME uniq_nested_chk COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvv uniq_nested.db)
+    add_test(NAME uniq_nested_chk COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvvw uniq_nested.db)
     set_tests_properties(uniq_nested_chk PROPERTIES
       DEPENDS uniq_nested
       TIMEOUT 60
+      FAIL_REGULAR_EXPRESSION "cooperative mode"
       REQUIRED_FILES uniq_nested.db)
     add_test(NAME uniq_nested_chk_copy COMMAND ${MDBX_OUTPUT_DIR}/mdbx_chk -nvv uniq_nested.db-copy)
     set_tests_properties(uniq_nested_chk_copy PROPERTIES
       DEPENDS uniq_nested
       TIMEOUT 60
+      FAIL_REGULAR_EXPRESSION "cooperative mode"
       REQUIRED_FILES uniq_nested.db-copy)
   endif()