Index: head/java/openjdk11/pkg-message
===================================================================
--- head/java/openjdk11/pkg-message	(revision 517164)
+++ head/java/openjdk11/pkg-message	(revision 517165)
@@ -1,15 +1,18 @@
 [
 { type: install
   message: <<EOM
-This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd
+This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd and
+procfs(5) mounted on /proc.
 
 If you have not done it yet, please do the following:
 
 	mount -t fdescfs fdesc /dev/fd
+	mount -t procfs proc /proc
 
 To make it permanent, you need the following lines in /etc/fstab:
 
 	fdesc	/dev/fd		fdescfs		rw	0	0
+	proc	/proc		procfs		rw	0	0
 EOM
 }
 ]
Index: head/java/openjdk12/pkg-message
===================================================================
--- head/java/openjdk12/pkg-message	(revision 517164)
+++ head/java/openjdk12/pkg-message	(revision 517165)
@@ -1,15 +1,18 @@
 [
 { type: install
   message: <<EOM
-This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd
+This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd and
+procfs(5) mounted on /proc.
 
 If you have not done it yet, please do the following:
 
 	mount -t fdescfs fdesc /dev/fd
+	mount -t procfs proc /proc
 
 To make it permanent, you need the following lines in /etc/fstab:
 
 	fdesc	/dev/fd		fdescfs		rw	0	0
+	proc	/proc		procfs		rw	0	0
 EOM
 }
 ]
Index: head/java/openjdk13/pkg-message
===================================================================
--- head/java/openjdk13/pkg-message	(revision 517164)
+++ head/java/openjdk13/pkg-message	(revision 517165)
@@ -1,15 +1,18 @@
 [
 { type: install
   message: <<EOM
-This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd
+This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd and
+procfs(5) mounted on /proc.
 
 If you have not done it yet, please do the following:
 
 	mount -t fdescfs fdesc /dev/fd
+	mount -t procfs proc /proc
 
 To make it permanent, you need the following lines in /etc/fstab:
 
 	fdesc	/dev/fd		fdescfs		rw	0	0
+	proc	/proc		procfs		rw	0	0
 EOM
 }
 ]
Index: head/java/openjdk8/pkg-message
===================================================================
--- head/java/openjdk8/pkg-message	(revision 517164)
+++ head/java/openjdk8/pkg-message	(revision 517165)
@@ -1,15 +1,18 @@
 [
 { type: install
   message: <<EOM
-This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd
+This OpenJDK implementation requires fdescfs(5) mounted on /dev/fd and
+procfs(5) mounted on /proc.
 
 If you have not done it yet, please do the following:
 
 	mount -t fdescfs fdesc /dev/fd
+	mount -t procfs proc /proc
 
 To make it permanent, you need the following lines in /etc/fstab:
 
 	fdesc	/dev/fd		fdescfs		rw	0	0
+	proc	/proc		procfs		rw	0	0
 EOM
 }
 ]