diff --git a/peazip-fix_aarch64.patch b/peazip-fix_aarch64.patch
new file mode 100644
index 0000000..575c6e2
--- /dev/null
+++ b/peazip-fix_aarch64.patch
@@ -0,0 +1,24 @@
+diff -purN peazip-6.6.1.src.orig/rmd160.pas peazip-6.6.1.src/rmd160.pas
+--- peazip-6.6.1.src.orig/rmd160.pas	2018-11-27 15:51:25.463922229 +0100
++++ peazip-6.6.1.src/rmd160.pas	2018-11-27 15:55:25.321937426 +0100
+@@ -125,7 +125,7 @@ implementation
+ 
+ 
+ {$ifdef FPC}
+-  {$ifndef CPUARM}
++  {$if not(defined(CPUARM)) and not(defined(CPUAARCH64))}
+     {$asmmode intel}
+   {$endif}
+ {$endif}
+diff -purN peazip-6.6.1.src.orig/tsc.pas peazip-6.6.1.src/tsc.pas
+--- peazip-6.6.1.src.orig/tsc.pas	2018-11-27 15:51:25.463922229 +0100
++++ peazip-6.6.1.src/tsc.pas	2018-11-27 16:05:25.150978582 +0100
+@@ -95,7 +95,7 @@ function  _CheckRDTSC: boolean;
+ 
+ implementation
+ 
+-{$ifdef CPUARM}
++{$if defined(CPUARM) or defined(CPUAARCH64)}
+ 
+ {$ifdef WINCE}
+ 
diff --git a/peazip.changes b/peazip.changes
index 01be048..018a1bb 100644
--- a/peazip.changes
+++ b/peazip.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Nov 27 16:58:19 UTC 2018 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Add patch to fix build on aarch64:
+  * peazip-fix_aarch64.patch
+
 -------------------------------------------------------------------
 Sun Oct 28 18:21:09 UTC 2018 - Luigi Baldoni <aloisio@gmx.com>
 
diff --git a/peazip.spec b/peazip.spec
index d816d38..b403293 100644
--- a/peazip.spec
+++ b/peazip.spec
@@ -28,6 +28,8 @@ Source0:        https://sourceforge.net/projects/peazip/files/%{version}/peazip-
 Source1:        altconf.txt
 Source2:        https://sourceforge.net/projects/peazip/files/%{version}/peazip_help.pdf
 Patch0:         peazip-desktop.patch
+# PATCH-FIX-UPSTREAM: https://sourceforge.net/p/peazip/tickets/492/
+Patch1:         peazip-fix_aarch64.patch
 # PATCH-FIX-OPENSUSE peazip-build_PIE.patch -- aloisio@gmx.com
 Patch2:         peazip-build_PIE.patch
 # PATCH-FIX-OPENSUSE peazip-help_path.patch set correct path for the pdf guide -- aloisio@gmx.com
@@ -83,6 +85,7 @@ This subpackage contains the KF5 integration.
 %prep
 %setup -q -n %{name}-%{version}.src
 %patch0
+%patch1 -p1
 %patch2 -p1
 %patch3 -p1
 %patch4 -p1