diff --git a/libftdi-cmake_swig.patch b/libftdi-cmake_swig.patch
deleted file mode 100644
index bbbdd46..0000000
--- a/libftdi-cmake_swig.patch
+++ /dev/null
@@ -1,21 +0,0 @@
---- a/python/CMakeLists.txt
-+++ b/python/CMakeLists.txt
-@@ -1,3 +1,7 @@
-+# swig_add_module is deprecated and SWIG_MODULE_<target>_REAL_NAME is no
-+# longer set by default so set policy to the old behavior.
-+cmake_policy(SET CMP0078 OLD)
-+
- option ( PYTHON_BINDINGS "Build python bindings via swig" ON )
- option ( LINK_PYTHON_LIBRARY "Link against python libraries" ON )
- 
-@@ -24,8 +28,9 @@ if ( SWIG_FOUND AND PYTHONLIBS_FOUND AND
- 
-   if ( DOCUMENTATION AND DOXYGEN_FOUND )
-     set(CMAKE_SWIG_FLAGS -DDOXYGEN=${DOXYGEN_FOUND})
-+    set_property(SOURCE ftdi1.i PROPERTY DEPENDS ftdi1_doc.i)
-   endif()
--  swig_add_module ( ftdi1 python ftdi1.i )
-+  swig_add_library ( ftdi1 LANGUAGE python SOURCES ftdi1.i )
-   swig_link_libraries ( ftdi1 ftdi1 )
- 
-   if ( LINK_PYTHON_LIBRARY )
diff --git a/libftdi.spec b/libftdi.spec
index 705f05e..e19c49e 100644
--- a/libftdi.spec
+++ b/libftdi.spec
@@ -1,25 +1,23 @@
 Name:		libftdi
-Version:	1.4
-Release:	10%{?dist}
+Version:	1.5
+Release:	1%{?dist}
 Summary:	Library to program and control the FTDI USB controller
 
 License:	LGPLv2
-URL:		http://www.intra2net.com/de/produkte/opensource/ftdi/
-Source0:	http://www.intra2net.com/en/developer/%{name}/download/%{name}1-%{version}.tar.bz2
+URL:		https://www.intra2net.com/en/developer/libftdi/
+Source0:	https://www.intra2net.com/en/developer/%{name}/download/%{name}1-%{version}.tar.bz2
 
-# Swig requirements have changed in newer versions of CMake.
-# This has been reported to the mailing list
-Patch0:         libftdi-cmake_swig.patch
-
-BuildRequires:	cmake3 gcc-c++
+BuildRequires:	cmake
+BuildRequires:	gcc
+BuildRequires:	gcc-c++
 BuildRequires:	doxygen
 BuildRequires:	boost-devel
 BuildRequires:	libconfuse-devel
 BuildRequires:	libusbx-devel
+BuildRequires:	make
 BuildRequires:	python3-devel
 BuildRequires:	swig
-BuildRequires: make
-
+BuildRequires:	systemd
 Requires:	systemd
 
 
@@ -31,6 +29,7 @@ FT232BM and FT245BM type chips including the popular bitbang mode.
 Summary:	Header files and static libraries for libftdi
 Requires:	%{name}%{?_isa} = %{version}-%{release}
 Requires:	python3-%{name}%{?_isa} = %{version}-%{release}
+Requires:	cmake-filesystem
 
 %description devel
 Header files and static libraries for libftdi
@@ -71,32 +70,17 @@ sed -i -e 's/GROUP="plugdev"/TAG+="uaccess"/g' packages/99-libftdi.rules
 
 
 %build
-export CMAKE_PREFIX_PATH=%{_prefix}
-
-mkdir build-py3 && pushd build-py3
-%{cmake3} -DPython_ADDITIONAL_VERSIONS=%{python3_version} .. -B .
-%make_build
-popd
-
-# Fix python sheband lines
-find python/examples -type f -exec sed -i '1s=^#!/usr/bin/\(python\|env python\)[23]\?=#!%{__python3}=' {} +
-
+%cmake -DSTATICLIBS=off -DFTDIPP=on -DPYTHON_BINDINGS=on -DDOCUMENTATION=on .
+%cmake_build
 
 %install
-pushd build-py3
-%make_install
-popd
+%cmake_install
+
+install -D -pm 0644 packages/99-libftdi.rules %{buildroot}%{_udevrulesdir}/69-libftdi.rules
 
 mkdir -p %{buildroot}/usr/lib/udev/rules.d/
 install -pm 0644 packages/99-libftdi.rules %{buildroot}/usr/lib/udev/rules.d/69-libftdi.rules
 
-find %{buildroot} -type f -name "*.la" -delete
-find %{buildroot} -type f -name "*.a" -delete
-
-#no man install
-mkdir -p %{buildroot}%{_mandir}/man3
-install -pm 0644 build-py3/doc/man/man3/*.3 %{buildroot}%{_mandir}/man3
-
 # Cleanup examples
 rm -f %{buildroot}%{_bindir}/simple
 rm -f %{buildroot}%{_bindir}/bitbang
@@ -108,9 +92,9 @@ rm -f %{buildroot}%{_bindir}/find_all_pp
 rm -f %{buildroot}%{_bindir}/baud_test
 rm -f %{buildroot}%{_bindir}/serial_read
 rm -f %{buildroot}%{_bindir}/serial_test
-rm -rf %{buildroot}%{_libdir}/cmake*
 
-rm -rf %{buildroot}%{_datadir}/doc/libftdi1/example.conf
+rm -f %{buildroot}%{_datadir}/doc/libftdi1/example.conf
+rm -f %{buildroot}%{_datadir}/doc/libftdipp1/example.conf
 
 
 %check
@@ -119,19 +103,18 @@ rm -rf %{buildroot}%{_datadir}/doc/libftdi1/example.conf
 
 %files
 %license COPYING.LIB
-%doc AUTHORS ChangeLog README
 %{_libdir}/libftdi1.so.2*
-/usr/lib/udev/rules.d/69-libftdi.rules
+%{_udevrulesdir}/69-libftdi.rules
 
 %files devel
-%doc build-py3/doc/html
+%doc AUTHORS ChangeLog
 %doc %{_datadir}/libftdi/examples
 %{_bindir}/ftdi_eeprom
 %{_bindir}/libftdi1-config
-%{_libdir}/libftdi1.so
 %{_includedir}/libftdi1
+%{_libdir}/libftdi1.so
 %{_libdir}/pkgconfig/libftdi1.pc
-%{_mandir}/man3/*
+%{_libdir}/cmake/libftdi1/
 
 %files -n python3-libftdi
 %{python3_sitearch}/*
@@ -142,15 +125,17 @@ rm -rf %{buildroot}%{_datadir}/doc/libftdi1/example.conf
 
 %files c++-devel
 %{_libdir}/libftdipp1.so
-%{_includedir}/libftdi1/*hpp
+%{_includedir}/libftdipp1/*hpp
 %{_libdir}/pkgconfig/libftdipp1.pc
 
 %ldconfig_scriptlets
 
 %ldconfig_scriptlets c++
 
-
 %changelog
+* Sun Aug 15 2021 Peter Robinson <pbrobinson@fedoraproject.org> - 1.5-1
+- Update to 1.5
+
 * Thu Jul 22 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.4-10
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
 
diff --git a/sources b/sources
index 82d8085..bdbd52c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libftdi1-1.4.tar.bz2) = dbab74f7bc35ca835b9c6dd5b70a64816948d65da1f73a9ece37a0f0f630bd0df1a676543acc517b02a718bc34ba4f7a30cbc48b6eed1c154c917f8ef0a358fc
+SHA512 (libftdi1-1.5.tar.bz2) = c525b2ab6aff9ef9254971ae7d57f3549a36a36875765c48f947d52532814a2a004de1232389d4fe824a8c8ab84277b08427308573476e1da9b7db83db802f6f