diff --git a/headers/header_config.txt b/headers/header_config.txt
index 94038435ce599679b7908349389b197bee307505..a6b65ded6b2f5ca23904d407b4f8c7bf9c78aedc 100644
--- a/headers/header_config.txt
+++ b/headers/header_config.txt
@@ -4,6 +4,5 @@
 # PROLOG #
 ##########
 | ".*\.pl" -> frame open: "%" line: "%" close: "%"
-| ".*\.pl" -> skip match: "#!.*"
-| ".*\.pl" -> skip match: ":- encoding.*"
+| ".*\.pl" -> skip multiline_match: "#!.*" multiline_match: ":- encoding.*"
 | ".*\.slog" -> frame open: "%" line: "%" close: "%"