diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 2e0b519..6b455dd 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -79,6 +79,11 @@ endif()
 add_library(${ARGTABLE3_PROJECT_NAME}::argtable3 ALIAS argtable3)
 target_include_directories(argtable3 PRIVATE ${PROJECT_SOURCE_DIR}/src)
 
+if(NOT ARGTABLE3_REPLACE_GETOPT)
+  find_package(unofficial-getopt-win32 REQUIRED)
+  target_link_libraries(argtable3 PRIVATE unofficial::getopt-win32::getopt)
+endif()
+
 set_target_properties(argtable3 PROPERTIES
   VERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}
   SOVERSION ${PROJECT_VERSION_MAJOR}