diff --git a/scratchip/main.py b/scratchip/main.py
index 5df3804..a1766be 100644
--- a/scratchip/main.py
+++ b/scratchip/main.py
@@ -254,12 +254,16 @@ def gen_filelist(self, cfg_path, dest_target):
                 targets[target] = filesets + targets[target]
 
         # Remove specified line by keyword
+        def remove_line(key_list, line):
+            for k in key_list:
+              if k in line:
+                  return []
+            return line
         for target, v in cfg["filelist"].items():
             if "exclude" in v:
                 result = []
                 for line in targets[target]:
-                    if v["exclude"] not in line:
-                        result += line
+                    result += remove_line(v["exclude"], line)
                 targets[target] = result
 
         dest_dir = "builds/filelist"