diff --git a/csdiff-1.5.0.tar.xz.asc b/csdiff-1.5.0.tar.xz.asc
deleted file mode 100644
index b02928d..0000000
--- a/csdiff-1.5.0.tar.xz.asc
+++ /dev/null
@@ -1,16 +0,0 @@
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diff --git a/csdiff-1.6.0.tar.xz.asc b/csdiff-1.6.0.tar.xz.asc
new file mode 100644
index 0000000..46e8465
--- /dev/null
+++ b/csdiff-1.6.0.tar.xz.asc
@@ -0,0 +1,16 @@
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diff --git a/csdiff-boost169.patch b/csdiff-boost169.patch
deleted file mode 100644
index 43f7856..0000000
--- a/csdiff-boost169.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- csdiff-1.5.0/CMakeLists.txt~	2019-01-30 12:34:36.351767121 +0000
-+++ csdiff-1.5.0/CMakeLists.txt	2019-01-30 12:34:39.568761671 +0000
-@@ -74,6 +74,7 @@
-     set(BOOST_PYTHON_LIB_NAME "boost_python"
-         CACHE STRING "Name of the boost_python library")
-     find_library(BOOST_PYTHON NAMES ${BOOST_PYTHON_LIB_NAME}
-+        boost_python37
-         boost_python-3.2
-         boost_python-3.3
-         boost_python-3.4)
diff --git a/csdiff.spec b/csdiff.spec
index 24eb42b..7dd48b3 100644
--- a/csdiff.spec
+++ b/csdiff.spec
@@ -13,14 +13,13 @@
 %endif
 
 Name:       csdiff
-Version:    1.5.0
-Release:    3%{?dist}
+Version:    1.6.0
+Release:    1%{?dist}
 Summary:    Non-interactive tools for processing code scan results in plain-text
 
 License:    GPLv3+
 URL:        https://github.com/kdudka/csdiff
 Source0:    https://github.com/kdudka/csdiff/releases/download/%{name}-%{version}/%{name}-%{version}.tar.xz
-Patch0:     %{name}-boost169.patch
 
 BuildRequires: boost-devel
 BuildRequires: cmake
@@ -66,7 +65,6 @@ code scan defect lists to find out added or fixed defects.
 
 %prep
 %setup -q
-%patch0 -p1
 
 %build
 make version.cc
@@ -133,6 +131,9 @@ ctest %{?_smp_mflags} --output-on-failure
 %endif
 
 %changelog
+* Mon Feb 04 2019 Kamil Dudka <kdudka@redhat.com> 1.6.0-1
+- update to latest upstream release
+
 * Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
 
diff --git a/sources b/sources
index c033d65..2372160 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (csdiff-1.5.0.tar.xz) = c253662923dc7c0118c9cde683fa0eaf6822134cb50ea728a22bfd7a1fa192d93e7631ae8292f16825a08f34697a3122e9f9fec68c3474a20394e7d4cb99584f
+SHA512 (csdiff-1.6.0.tar.xz) = 9b179bf461db1d9a2b7a7bbd6255aee600e9be4d9cdfcfe211fa73fdf01c79f14adc59e48a13eb2a9b7550548d97a4b4c410855580c94d09e4278e0e8780a862