diff --git a/sudo.h b/sudo.h
index 7a3aa2e3f..53a69e59b 100644
--- a/sudo.h
+++ b/sudo.h
@@ -121,8 +121,12 @@
 #endif
 
 #ifndef EDITOR
+#if defined(hpux) || defined(__alpha) || defined(_AIX) || defined(__ksr__)
+#define EDITOR			"/usr/bin/vi"
+#else
 #define EDITOR			"/usr/ucb/vi"
 #endif
+#endif
 
 #ifndef MAXHOSTNAMELEN
 #define MAXHOSTNAMELEN		64