CMakeLists.txt

@@ -29,6 +29,12 @@ if(NOT TARGET genopts_virtualenv)
     DEPENDS ${GENOPTS_VIRTUALENV}
     DEPENDS ${CMAKE_CURRENT_LIST_DIR}/requirements.txt
   )
+
+  # Ensure the virtual environment is removed when cleaning
+  set_property(
+    TARGET genopts_virtualenv
+    APPEND
+    PROPERTY ADDITIONAL_CLEAN_FILES ${GENOPTS_VIRTUALENV})
 endif()
 
 # Export a target with the location of the script in case someone needs this