diff --git a/SConscript b/SConscript
index 601a314..6f3f3cf 100644
--- a/SConscript
+++ b/SConscript
@@ -724,7 +724,7 @@ vars.Add('PYTHON', 'Python Executable', 'python')
 vars.Add('COMPILATIONDB_FILTER_FILES', 'Removes source files from the compilation DB that are not from the current'
                                        ' project.', config['COMPILATIONDB_FILTER_FILES'])
 vars.Add('SHOW_INCLUDES', 'Show include hierarchy (for debugging).', False)
-vars.Add('ENABLE_ASAN', 'Enable address sanitization.', enable_asan)
+vars.Add('ENABLE_ASAN', 'Enable address sanitization.', bool(enable_asan))
 
 tools = ['default', 'compilation_db', 'unity_build']
 if 'TOOLS' in config: