diff --git a/app-arch/p7zip/p7zip-17.04.recipe b/app-arch/p7zip/p7zip-17.04.recipe
index 573ce76bb..7b1a72130 100644
--- a/app-arch/p7zip/p7zip-17.04.recipe
+++ b/app-arch/p7zip/p7zip-17.04.recipe
@@ -5,7 +5,7 @@ OpenBSD, FreeBSD, Cygwin, AIX, ...), MacOS X and also for BeOS and Amiga."
 HOMEPAGE="http://p7zip.sourceforge.net"
 COPYRIGHT="1999-2011 7-Zip Igor Pavlov."
 LICENSE="GNU LGPL v2.1"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="https://github.com/jinfeihan57/p7zip/archive/v$portVersion/p7zip-$portVersion.tar.gz"
 CHECKSUM_SHA256="ea029a2e21d2d6ad0a156f6679bd66836204aa78148a4c5e498fe682e77127ef"
 PATCHES="p7zip-$portVersion.patchset"
@@ -35,6 +35,7 @@ BUILD_REQUIRES="
 	devel:libiconv$secondaryArchSuffix
 	"
 BUILD_PREREQUIRES="
+	cmd:find
 	cmd:gcc$secondaryArchSuffix
 	cmd:ld$secondaryArchSuffix
 	cmd:make
diff --git a/app-arch/p7zip/patches/p7zip-17.04.patchset b/app-arch/p7zip/patches/p7zip-17.04.patchset
index 34eb6373f..c173a4c4a 100644
--- a/app-arch/p7zip/patches/p7zip-17.04.patchset
+++ b/app-arch/p7zip/patches/p7zip-17.04.patchset
@@ -1,4 +1,4 @@
-From 1dbcc13229450c14c4ea1676d36bbba68cee6e42 Mon Sep 17 00:00:00 2001
+From b0f81cbba1b9014d4770841c124683de9aa20268 Mon Sep 17 00:00:00 2001
 From: Adrien Destugues <pulkomandy@pulkomandy.tk>
 Date: Sun, 14 Feb 2016 10:08:25 +0100
 Subject: applying patch p7zip-9.20.1.patch
@@ -30,7 +30,7 @@ index 322fce2..69a9f43 100644
 2.30.0
 
 
-From 4c29d321f68e6a17428951e821dfdae1cfb85217 Mon Sep 17 00:00:00 2001
+From 3371112ba4216088da75d9219c418496f4dfa9d8 Mon Sep 17 00:00:00 2001
 From: Adrien Destugues <pulkomandy@pulkomandy.tk>
 Date: Sun, 14 Feb 2016 10:15:58 +0100
 Subject: Fix detection of RAM size.
@@ -53,7 +53,7 @@ index 69a9f43..5b4e0d9 100644
 2.30.0
 
 
-From 636417a9778449d04dfd704b81fac929cd66fb4f Mon Sep 17 00:00:00 2001
+From cf62c205d25d73372f92625068e873bbf4362c9a Mon Sep 17 00:00:00 2001
 From: Jerome Duval <jerome.duval@gmail.com>
 Date: Mon, 4 Jan 2021 12:29:26 +0100
 Subject: haiku: uses libiconv
@@ -76,7 +76,7 @@ index a6e71c2..99d781a 100644
 2.30.0
 
 
-From 43685fa63aea70a177160d1784a5adfb44134b5e Mon Sep 17 00:00:00 2001
+From 78d3cc427e57013ae6cc047c885c430a09304142 Mon Sep 17 00:00:00 2001
 From: Jerome Duval <jerome.duval@gmail.com>
 Date: Thu, 15 Apr 2021 18:54:32 +0200
 Subject: Haiku: fix 7z and 7zr build on x86_64
@@ -135,10 +135,10 @@ index 744af1f..796c7b4 100644
  #else
    int options_dlopen = 0;
 diff --git a/makefile.haiku b/makefile.haiku
-index 99d781a..d7169cd 100644
+index 99d781a..9321912 100644
 --- a/makefile.haiku
 +++ b/makefile.haiku
-@@ -1,15 +1,17 @@
+@@ -1,7 +1,7 @@
  
  OPTFLAGS=-O -s
  
@@ -147,8 +147,7 @@ index 99d781a..d7169cd 100644
  	-DENV_BEOS -DENV_HAIKU \
      	-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
  	-DNDEBUG -D_REENTRANT -DENV_UNIX \
-+	-D_UINT64_T_DECLARED \
- 	$(LOCAL_FLAGS)
+@@ -9,7 +9,8 @@ ALLFLAGS=${OPTFLAGS} \
  
  CXX=g++
  CC=gcc