diff --git a/sugar/browser/browser.activity b/sugar/browser/browser.activity
new file mode 100644
index 00000000..bc120b76
--- /dev/null
+++ b/sugar/browser/browser.activity
@@ -0,0 +1,2 @@
+[Activity]
+python_class = sugar/browser/browser
diff --git a/sugar/chat/chat.activity b/sugar/chat/chat.activity
new file mode 100644
index 00000000..3c6137b0
--- /dev/null
+++ b/sugar/chat/chat.activity
@@ -0,0 +1,2 @@
+[Activity]
+python_class = sugar/chat/chat