diff --git a/CMakeLists.txt b/CMakeLists.txt
index 813ad77f6e..40d4efb68c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -225,6 +225,8 @@ if(BUILD_TESTING)
             ${CMAKE_CURRENT_SOURCE_DIR}/tools/tests/test_pr_overlap_own_branch.py)
         add_test(NAME pr_overlap_errors COMMAND ${Python3_EXECUTABLE}
             ${CMAKE_CURRENT_SOURCE_DIR}/tools/tests/test_pr_overlap_errors.py)
+        add_test(NAME pr_overlap_branch_scan COMMAND ${Python3_EXECUTABLE}
+            ${CMAKE_CURRENT_SOURCE_DIR}/tools/tests/test_pr_overlap_branch_scan.py)
         add_test(NAME nid_database_cache COMMAND ${Python3_EXECUTABLE}
             ${CMAKE_CURRENT_SOURCE_DIR}/tools/tests/test_nid_names.py)
         add_test(NAME release_package COMMAND ${Python3_EXECUTABLE}