diff --git a/src/util/modules.py b/src/util/modules.py
index d55500313..7c06c8ed0 100644
--- a/src/util/modules.py
+++ b/src/util/modules.py
@@ -310,7 +310,8 @@ def uninstall_theme(cr, theme, base_theme=None):
         for website in websites:
             IrModuleModule._theme_remove(website)
     flush(env_["base"])
-    with warnings.catchwarnings(action="ignore", category=UpgradeWarning):
+    with warnings.catch_warnings():
+        warnings.filterwarnings(action="ignore", category=UpgradeWarning)
         uninstall_module(cr, theme)