diff --git a/srcpkgs/sudo/patches/sudo-1.8.9p3-remove-backchannel-event-if-we-get-eof.patch b/srcpkgs/sudo/patches/sudo-1.8.9p3-remove-backchannel-event-if-we-get-eof.patch
deleted file mode 100644
index 0a3c2a94d0c..00000000000
--- a/srcpkgs/sudo/patches/sudo-1.8.9p3-remove-backchannel-event-if-we-get-eof.patch
+++ /dev/null
@@ -1,33 +0,0 @@
-# HG changeset patch
-# User Todd C. Miller <Todd.Miller@courtesan.com>
-# Date 1389722096 25200
-# Node ID a204b69d91f786444899ce3fc95ed535b6e32d33
-# Parent  987087ce465828da121b9d67412f42feaea06d56
-If not logging I/O we may get EOF when the command is executed and
-the other end of the backchannel is closed.  Just remove the
-backchannel event in this case or we will continue to receive
-the event.  Bug #631
-
---- src/exec.c	Tue Jan 14 09:26:14 2014 -0700
-+++ src/exec.c	Tue Jan 14 10:54:56 2014 -0700
-@@ -230,11 +230,14 @@
- 	    /* Short read or EOF. */
- 	    sudo_debug_printf(SUDO_DEBUG_ERROR,
- 		"failed to read child status: %s", n ? "short read" : "EOF");
--	    /*
--	     * If not logging I/O we may get EOF when the command is
--	     * executed and sv is closed.  It is safe to ignore this.
--	     */
--	    if (ec->log_io || n != 0) {
-+	    if (!ec->log_io && n == 0) {
-+		/*
-+		 * If not logging I/O we may get EOF when the command is
-+		 * executed and the other end of the backchannel is closed.
-+		 * Just remove the event in this case.
-+		 */
-+		(void)sudo_ev_del(ec->evbase, backchannel_event);
-+	    } else {
- 		/* XXX - need new CMD_ type for monitor errors. */
- 		errno = n ? EIO : ECONNRESET;
- 		ec->cstat->type = CMD_ERRNO;
-
diff --git a/srcpkgs/sudo/template b/srcpkgs/sudo/template
index 242439c7ae0..0415bc992ae 100644
--- a/srcpkgs/sudo/template
+++ b/srcpkgs/sudo/template
@@ -1,7 +1,7 @@
 # Template build file for 'sudo'.
 pkgname=sudo
-version=1.8.9p3
-revision=2
+version=1.8.9p4
+revision=1
 build_style=gnu-configure
 configure_args="--with-ignore-dot -with-all-insults --with-env-editor
  --enable-shell-sets-home --enable-noargs-shell --without-sendmail
@@ -13,7 +13,7 @@ maintainer="Juan RP <xtraeme@gmail.com>"
 homepage="http://www.gratisoft.us/sudo/"
 license="ISC, BSD, zlib"
 distfiles="http://www.courtesan.com/sudo/dist/$pkgname-$version.tar.gz"
-checksum=a2b1f0ec8aeb929c8430b1514cb53e2c2f882ea26cbb43426883d1cb6d22c5b7
+checksum=1943f9e9409c6542935d2e2d862c48d0d69dcf27288b294b8b537c02f52ac7a7
 
 post_install() {
 	vinstall ${FILESDIR}/sudo.pam 644 etc/pam.d sudo