diff --git a/fix_boost_169.patch b/fix_boost_169.patch
deleted file mode 100644
index 15df6f8..0000000
--- a/fix_boost_169.patch
+++ /dev/null
@@ -1,19 +0,0 @@
-diff -ur a/src/support/FileName.cpp b/src/support/FileName.cpp
---- a/src/support/FileName.cpp	2018-12-09 21:04:52.000000000 +0100
-+++ b/src/support/FileName.cpp	2019-03-15 14:56:04.220000000 +0100
-@@ -67,15 +67,6 @@
- using namespace std;
- using namespace lyx::support;
- 
--// OK, this is ugly, but it is the only workaround I found to compile
--// with gcc (any version) on a system which uses a non-GNU toolchain.
--// The problem is that gcc uses a weak symbol for a particular
--// instantiation and that the system linker usually does not
--// understand those weak symbols (seen on HP-UX, tru64, AIX and
--// others). Thus we force an explicit instanciation of this particular
--// template (JMarc)
--template struct boost::detail::crc_table_t<32, 0x04C11DB7, true>;
--
- namespace lyx {
- namespace support {
- 
diff --git a/lyx.changes b/lyx.changes
index 5316365..c36a857 100644
--- a/lyx.changes
+++ b/lyx.changes
@@ -6,6 +6,7 @@ Tue Jun 25 18:39:19 UTC 2019 - Cor Blom <cornelis@solcon.nl>
   not really bugfixes. The many details can be found here:
   https://www.lyx.org/announce/2_3_3.txt
 - Removed upstream patch: fix_boost_169.patch
+- Improved spec file a bit
 
 -------------------------------------------------------------------
 Fri Mar 15 13:49:18 UTC 2019 - Cor Blom <cornelis@solcon.nl>
diff --git a/lyx.spec b/lyx.spec
index 3dd7994..091884d 100644
--- a/lyx.spec
+++ b/lyx.spec
@@ -22,7 +22,7 @@ Release:        0
 Summary:        WYSIWYM (What You See Is What You Mean) document processor
 License:        GPL-2.0-or-later
 Group:          Productivity/Publishing/TeX/Frontends
-Url:            http://www.lyx.org/
+URL:            http://www.lyx.org/
 Source:         ftp://ftp.lyx.org/pub/lyx/stable/2.3.x/lyx-%{version}.tar.xz
 Source1:        lyxrc.dist
 Source2:        lyx.keyring
@@ -32,7 +32,6 @@ Source3:        ftp://ftp.lyx.org/pub/lyx/stable/2.3.x/lyx-%{version}.tar.xz.sig
 # Upstream also made change to python3 in master. Because 2.3.1 is compatible with both
 # python2 and 3 we follow and switch to python3
 Patch0:         correct-shebang.patch
-#!BuildIgnore: lyx
 BuildRequires:  autoconf
 BuildRequires:  automake
 BuildRequires:  bc
@@ -41,14 +40,11 @@ BuildRequires:  fdupes
 BuildRequires:  file-devel
 BuildRequires:  hicolor-icon-theme
 BuildRequires:  hunspell-devel
+BuildRequires:  libboost_headers-devel
 BuildRequires:  pkgconfig
 BuildRequires:  python3
 BuildRequires:  update-desktop-files
 BuildRequires:  zlib-devel
-Requires:       ImageMagick
-Requires:       ghostscript
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  libboost_headers-devel
 BuildRequires:  pkgconfig(Qt5Concurrent)
 BuildRequires:  pkgconfig(Qt5Core)
 BuildRequires:  pkgconfig(Qt5DBus)
@@ -59,6 +55,9 @@ BuildRequires:  pkgconfig(Qt5Sql)
 BuildRequires:  pkgconfig(Qt5Svg)
 BuildRequires:  pkgconfig(Qt5Widgets)
 BuildRequires:  pkgconfig(Qt5Xml)
+#!BuildIgnore: lyx
+Requires:       ImageMagick
+Requires:       ghostscript
 # Goal is to require/recommends (roughly) everything that is supported in the GUI of LyX
 # LyX can supoort everything of LaTeX in the preamble, but not everything is supported in the GUI
 # I have ingored extra fonts and document classes
@@ -174,7 +173,6 @@ install -p -D -m 0644 lib/scripts/bash_completion %{buildroot}%{_datadir}/bash-c
 %icon_theme_cache_postun
 
 %files -f %{name}.lang
-%defattr(-,root,root)
 %docdir %{_datadir}/lyx/doc
 %doc %{_defaultdocdir}/lyx
 %{_bindir}/lyx
@@ -189,9 +187,9 @@ install -p -D -m 0644 lib/scripts/bash_completion %{buildroot}%{_datadir}/bash-c
 %dir %{_datadir}/texmf/tex/latex
 %{_datadir}/texmf/tex/latex/lyx
 %{_datadir}/lyx
-%{_mandir}/man1/lyx.1%{ext_man}
-%{_mandir}/man1/lyxclient.1%{ext_man}
-%{_mandir}/man1/tex2lyx.1%{ext_man}
+%{_mandir}/man1/lyx.1%{?ext_man}
+%{_mandir}/man1/lyxclient.1%{?ext_man}
+%{_mandir}/man1/tex2lyx.1%{?ext_man}
 %{_datadir}/bash-completion/completions/lyx
 
 %changelog