diff --git a/lib/asn1/lex.h b/lib/asn1/lex.h
index c97324a1a..221cd6a8c 100644
--- a/lib/asn1/lex.h
+++ b/lib/asn1/lex.h
@@ -33,6 +33,8 @@
 
 /* $Id$ */
 
+#include <roken.h>
+
 void error_message (const char *, ...)
 __attribute__ ((format (printf, 1, 2)));
 
diff --git a/lib/com_err/compile_et.h b/lib/com_err/compile_et.h
index bd0b88d4c..cd24727b0 100644
--- a/lib/com_err/compile_et.h
+++ b/lib/com_err/compile_et.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 1999 Kungliga Tekniska Högskolan
+ * Copyright (c) 1998 - 2000 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -45,6 +45,7 @@
 #include <stdlib.h>
 #include <stdarg.h>
 #include <ctype.h>
+#include <roken.h>
 
 extern long base;
 extern int number;