diff --git a/configure.in b/configure.in
index 66fa891f4a2..a224f45cee7 100644
--- a/configure.in
+++ b/configure.in
@@ -524,9 +524,13 @@ case "${canonical}" in
   hppa*-hp-hpux9* )
     machine=hp800 opsys=hpux9
   ;;
-  hppa*-hp-hpux1[0-9]* )
+  ;;
+  hppa*-hp-hpux10* )
     machine=hp800 opsys=hpux10
   ;;
+  hppa*-hp-hpux1[1-9]* )
+    machine=hp800 opsys=hpux11
+  ;;
 
   ## HP 9000 series 700 and 800, running HP/UX
   hppa*-hp-hpux* )