diff --git a/.gitignore b/.gitignore
index 55a851c..af1a2cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ par2cmdline-0.4-tbb-20100203.tar.gz
 /v0.6.14.tar.gz
 /par2cmdline-0.7.4.tar.bz2
 /par2cmdline-0.8.0.tar.bz2
+/par2cmdline-0.8.1.tar.bz2
diff --git a/0001-Fix-for-Github-issue-143.-Test-did-not-account-for-e.patch b/0001-Fix-for-Github-issue-143.-Test-did-not-account-for-e.patch
new file mode 100644
index 0000000..4e5d4f9
--- /dev/null
+++ b/0001-Fix-for-Github-issue-143.-Test-did-not-account-for-e.patch
@@ -0,0 +1,68 @@
+From fcba671fdaf7973d17d67684685f71787cd0e0c7 Mon Sep 17 00:00:00 2001
+From: Michael Nahas <mike@nahas.com>
+Date: Tue, 11 Feb 2020 22:42:08 -0600
+Subject: [PATCH] Fix for Github issue #143.  Test did not account for
+ endianness correctly.
+
+---
+ src/reedsolomon_test.cpp | 30 +++++++++++++++++++++++++++---
+ 1 file changed, 27 insertions(+), 3 deletions(-)
+
+diff --git a/src/reedsolomon_test.cpp b/src/reedsolomon_test.cpp
+index 1285b3c..c8d26e9 100644
+--- a/src/reedsolomon_test.cpp
++++ b/src/reedsolomon_test.cpp
+@@ -433,6 +433,23 @@ int test3() {
+ 
+ 
+ // Check that the correct constants are being used for Par2
++
++//The test pretends there are 10 input blocks ("NUM_IN") and 1
++//recovery block ("NUM_REC"), each 1024 bytes long ("BUF_SIZE"). These
++//are all stored in data[11][BUF_SIZE], with the input blocks
++//occupying data[0] through data[9] and the recovery block in
++//data[10].
++
++//The test zeroes out the input blocks and then writes a 1 into the
++//first location of the first input block, and into the second
++//location of the second input block, etc. It then generates the
++//recovery block using many calls to ReedSolomon. When that happens,
++//those 1s are multiplied by the coefficients for each input block. So
++//the first location of recovery block holds the coefficient for the
++//first input block, the second location has the coefficient for the
++//second input block, etc. Those values are checked against the
++//expected values passed to the function.
++
+ template<typename gtype, typename utype>
+ int test4(int NUM_IN, int *expected_bases) {
+   //const int NUM_IN  = 10;
+@@ -448,8 +465,9 @@ int test4(int NUM_IN, int *expected_bases) {
+     for (int k = 0; k < BUF_SIZE; k++) {
+       data[i][k] = (u8)0;
+     }
+-    // EXCEPT put a 1 in a different place for each file
+-    ((gtype *)(&(data[i][0])))[i] = (utype) 1;
++    // EXCEPT write a (little endian) 1 in a different place for each file
++    // In the i-th file, it is written into the i-th location
++    data[i][sizeof(utype)*i] = (u8) 1;
+   }
+   // zero recovery
+   for (int j = 0; j < NUM_REC; j++) {
+@@ -488,7 +506,13 @@ int test4(int NUM_IN, int *expected_bases) {
+   // The recovery file has exponent 1 and should
+   // contain each base to the power 1.
+   for (int i = 0; i < NUM_IN; i++) {
+-    int base = (utype) ((gtype *) &(data[NUM_IN+0][0]))[i];
++    // read little-endian value
++    utype v = 0;
++    for (int byte_index = 0; byte_index < sizeof(utype); byte_index++) {
++      u8 byte = data[NUM_IN+0][sizeof(utype)*i + byte_index];
++      v |= (((utype)byte) << (byte_index*8));
++    }
++    int base = v;
+     if (base != expected_bases[i]) {
+       cerr << "base at location " << i << " did not match expected." << endl;
+       cerr << "   base     = " << base << endl;
+-- 
+2.25.2
+
diff --git a/par2cmdline.spec b/par2cmdline.spec
index b2cd8ca..0add035 100644
--- a/par2cmdline.spec
+++ b/par2cmdline.spec
@@ -1,11 +1,14 @@
 Name: par2cmdline
-Version: 0.8.0
-Release: 4%{?dist}
+Version: 0.8.1
+Release: 1%{?dist}
 Summary: PAR 2.0 compatible file verification and repair tool
 
 License: GPLv2+
 URL: https://github.com/Parchive/par2cmdline/
 Source0: https://github.com/Parchive/par2cmdline/releases/download/v%{version}/par2cmdline-%{version}.tar.bz2
+# Fix tests to account for endianness correctly.
+# Backport of https://github.com/Parchive/par2cmdline/commit/4f3576a314d7169912842ec9dc1e595e61e52653.
+Patch0: 0001-Fix-for-Github-issue-143.-Test-did-not-account-for-e.patch
 
 BuildRequires: gcc-c++
 
@@ -19,7 +22,8 @@ multi-part archives.
 
 
 %prep
-%autosetup
+%autosetup -p 1
+
 # Remove executable permission from text files
 chmod -x ChangeLog configure.ac INSTALL Makefile.am NEWS stamp-h.in
 
@@ -48,6 +52,10 @@ make check-TESTS
 
 
 %changelog
+* Wed Jul 15 2020 Tadej Janež <tadej.j@nez.si> - 0.8.1-1
+- Update to 0.8.1 release
+- Add patch to fix tests to account for endianness correctly
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0.8.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
 
diff --git a/sources b/sources
index cb27e9e..90991f7 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (par2cmdline-0.8.0.tar.bz2) = af91024dc80a4af0935c2fc0b867e57a8d3879d93146f52ab62d8bb105f2c637abe46c762302515417691d12144818446932c970d1018d2f10c0d4e1fa455020
+SHA512 (par2cmdline-0.8.1.tar.bz2) = b33ee654bd14269afb02d48175abf183281270c3e0dad9ffcaa0aa69c4271715a85e550d6d56fe5460ebfe9a37dc53b7d2210cd79a6f55d3921dc5dd5972c846