diff --git a/src/prototypes.h b/src/prototypes.h
index 6795d6e1..4a1eac51 100644
--- a/src/prototypes.h
+++ b/src/prototypes.h
@@ -595,8 +595,8 @@ linestruct *line_from_number(ssize_t number);
 void record_macro(void);
 void run_macro(void);
 #endif
-void reserve_space_for(size_t newsize);
 size_t waiting_keycodes(void);
+void put_back(int keycode);
 #ifdef ENABLE_NANORC
 void implant(const char *string);
 #endif
diff --git a/src/winio.c b/src/winio.c
index 843d34df..90c32b44 100644
--- a/src/winio.c
+++ b/src/winio.c
@@ -123,14 +123,9 @@ void run_macro(void)
 		return;
 	}
 
-	if (macro_length > capacity)
-		reserve_space_for(macro_length);
+	for (size_t index = macro_length; index > 0; )
+		put_back(macro_buffer[--index]);
 
-	for (size_t i = 0; i < macro_length; i++)
-		key_buffer[i] = macro_buffer[i];
-
-	waiting_codes = macro_length;
-	nextcodes = key_buffer;
 	mute_modifiers = TRUE;
 }
 #endif /* !NANO_TINY */