diff --git a/lang/number.h b/lang/number.h
index 376b605..859fe5a 100644
--- a/lang/number.h
+++ b/lang/number.h
@@ -12,7 +12,4 @@
 // Gets a number's value
 int number_value(struct object *);
 
-// Adds two numbers together
-void number_add(struct object *, struct object *);
-
 #endif