diff --git a/openigtlink-fix_test17.patch b/openigtlink-fix_test17.patch
new file mode 100644
index 0000000..5785dc9
--- /dev/null
+++ b/openigtlink-fix_test17.patch
@@ -0,0 +1,22 @@
+diff --git a/Testing/igtlPolyDataMessageTest.cxx b/Testing/igtlPolyDataMessageTest.cxx
+index 8d962e9..7612411 100644
+--- a/Testing/igtlPolyDataMessageTest.cxx
++++ b/Testing/igtlPolyDataMessageTest.cxx
+@@ -113,12 +113,14 @@ TEST(PolyDataMessageTest, Unpack)
+     polygonUnpacked->GetCell(i, polygon);
+     EXPECT_THAT(polygon, ::testing::ElementsAreArray(polyArray[i]));
+   }
+-  igtl_float32 attributeValue[1];
++  igtl_float32 attributeValue[8];
+   for (int i = 0; i<8; i++)
+   {
+-    attrUnpacked->GetNthData(i, attributeValue);
+-    EXPECT_EQ(attributeValue[0], attribute[i]);
++    igtl_float32 value[1];
++    attrUnpacked->GetNthData(i, value);
++    attributeValue[i] = *value;
+   }
++  EXPECT_TRUE(ArrayFloatComparison(attributeValue, attribute,8,ABS_ERROR));
+ }
+ 
+ 
diff --git a/openigtlink.spec b/openigtlink.spec
index b2b5c4a..77b8ea8 100644
--- a/openigtlink.spec
+++ b/openigtlink.spec
@@ -3,7 +3,7 @@
 
 Name:		openigtlink
 Version:	2.0
-Release:	1%{?dist}
+Release:	2%{?dist}
 Summary:	Implementation of the OpenIGTLink network communication protocol
 
 License:	BSD
@@ -13,11 +13,12 @@ Source0:	https://github.com/openigtlink/OpenIGTLink/archive/v%{version}.tar.gz#/
 # upstream bug #120
 Patch0:		openigtlink-remove_broken_code.patch
 
+# patch from upsream
+Patch1:		openigtlink-fix_test17.patch
+
 BuildRequires:	gcc-c++
 BuildRequires:	cmake
 
-# bug #1427300
-ExcludeArch:	ppc64
 
 %description
 OpenIGTLink is a network communication protocol specifically designed and
@@ -96,6 +97,9 @@ popd
 
 
 %changelog
+* Sat Mar 04 2017 Dmitry Mikhirev <mikhirev@gmail.com> 2.0-1
+- Fix test failure on ppc64 and re-enable build on ppc64 #1427300
+
 * Wed Feb 22 2017 Dmitry Mikhirev <mikhirev@gmail.com> 2.0-1
 - Update to 2.0 release
 - Fix FTBFS #1424021