diff --git a/template/Doxyfile.tmpl b/template/Doxyfile.tmpl
index 39c9f6029f..aff688a8e4 100644
--- a/template/Doxyfile.tmpl
+++ b/template/Doxyfile.tmpl
@@ -105,9 +105,9 @@ WARN_LOGFILE           =
 INPUT_ENCODING         = UTF-8
 FILE_PATTERNS          = *.c *.h *.y *.def
 RECURSIVE              = YES
-EXCLUDE                = 
+EXCLUDE                = ext/dl/callback
 EXCLUDE_SYMLINKS       = YES
-EXCLUDE_PATTERNS       = *.src doc build tmp test yarvtest lib bootstraptest spec .ext .git .svn -test- enc extconf.h ext/dl/callback *prelude.c encdb.h transdb.h
+EXCLUDE_PATTERNS       = *.src doc enc build */ext/-test-/* tmp test yarvtest lib bootstraptest spec .ext .git .svn extconf.h *prelude.c encdb.h transdb.h insns.def
 EXCLUDE_SYMBOLS        = 
 EXAMPLE_PATH           = 
 EXAMPLE_PATTERNS       =