diff --git a/core/modes.py b/core/modes.py
index 9a3abed..23a9305 100644
--- a/core/modes.py
+++ b/core/modes.py
@@ -12,11 +12,11 @@ def activate(instance, mode):
 
     elif mode == "insert":
         # Activate insert mode
-        insert.activate(instance)
+        insert.activate()
 
     elif mode == "normal":
         # Activate normal mode
-        normal.activate(instance)
+        normal.activate()
 
 
 def handle_key(instance, key):
diff --git a/mode/insert.py b/mode/insert.py
index 77ef3de..c84abc4 100644
--- a/mode/insert.py
+++ b/mode/insert.py
@@ -8,6 +8,6 @@ def execute(instance, key):
         modes.activate(instance, "normal")
 
 
-def activate(instance):
+def activate():
     # Switch the cursor to a line
     cursors.cursor_mode("line")