diff --git a/src/magic.c b/src/magic.c
index 81a797e1c..883bddffa 100644
--- a/src/magic.c
+++ b/src/magic.c
@@ -3014,7 +3014,7 @@ int cast_spell(struct castorder *co)
 
     fun = get_spellcast(sp->sname);
     if (!fun) {
-        log_warning("no spell function for %s, try callback", sp->sname);
+        log_debug("no spell function for %s, try callback", sp->sname);
         return callbacks.cast_spell(co, fname);
     }
     return fun(co);