diff --git a/kuser/kuser_locl.h b/kuser/kuser_locl.h
index 3fb2c1fa8..878326f5c 100644
--- a/kuser/kuser_locl.h
+++ b/kuser/kuser_locl.h
@@ -85,5 +85,6 @@
 #include <sys/ioccom.h>
 #endif
 #include <kafs.h>
+#include "crypto-headers.h" /* for des_read_pw_string */
 
 #endif /* __KUSER_LOCL_H__ */