diff --git a/SConscript b/SConscript
index 2782d6b..6180151 100644
--- a/SConscript
+++ b/SConscript
@@ -145,10 +145,10 @@ if variant:
     env['BIN_DIR'] = Dir(f'#bin_{variant}').abspath
     env['LIB_DIR'] = Dir(f'#lib_{variant}').abspath
     env['CACHE_DIR'] = Dir(f'#cache_{variant}').abspath
-    variant_dir = f'{env["CACHE_DIR"]}/variant'
+    env['VARIANT_DIR'] = f'{env["CACHE_DIR"]}/variant'
     env.Append(CPPDEFINES = [f'{config["PREPROCESSOR_PREFIX"]}_VARIANT={variant}'])
 else:
-    variant_dir = None
+    env['VARIANT_DIR'] = None
     comp_db = env.CompilationDatabase(target = '#compile_commands.json')
     Default(comp_db)
     env['BIN_DIR'] = Dir('#bin').abspath