diff --git a/scancode/ASF-Release.cfg b/scancode/ASF-Release.cfg
index c323de5..a64a89d 100644
--- a/scancode/ASF-Release.cfg
+++ b/scancode/ASF-Release.cfg
@@ -28,12 +28,16 @@
 *.md=no_tabs, has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *.properties=no_tabs, has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *.py=no_tabs, has_block_license, no_trailing_spaces, eol_at_eof, regex_check
+*.rb=no_tabs, has_block_license, no_trailing_spaces, eol_at_eof, regex_check
+*.ru=no_tabs, has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *.scala=has_block_license, no_tabs, no_trailing_spaces, eol_at_eof, regex_check
 *.sh=has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *.swift=no_tabs, has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *.yaml=has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *.yml=has_block_license, no_trailing_spaces, eol_at_eof, regex_check
 *Dockerfile*=has_block_license, no_trailing_spaces
+*Makefile*=has_block_license, no_trailing_spaces, eol_at_eof
+*Gemfile*=has_block_license, no_trailing_spaces, eol_at_eof
 
 # Sanity check files not required to have ASF headers because either they
 # are excluded or are not packaged with the Apache source release.