diff --git a/jbig2dec.spec b/jbig2dec.spec
index c62f718..536b5d1 100644
--- a/jbig2dec.spec
+++ b/jbig2dec.spec
@@ -1,13 +1,13 @@
-Name:           jbig2dec
-Version:        0.17
-Release:        2%{?dist}
-Summary:        A decoder implementation of the JBIG2 image compression format 
-
-License:        GPLv2
-URL:            http://jbig2dec.sourceforge.net/
-Source0:        https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs950/%{name}-%{version}.tar.gz
-Patch1:         jbig2dec-0.17-Restore-ABI-compatibility.patch
-BuildRequires:  libtool
+Name:		jbig2dec
+Version:	0.17
+Release:	3%{?dist}
+Summary:	A decoder implementation of the JBIG2 image compression format 
+License:	GPLv2
+URL:		http://jbig2dec.sourceforge.net/
+Source0:	https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs950/%{name}-%{version}.tar.gz
+Patch1:		jbig2dec-0.17-Restore-ABI-compatibility.patch
+Requires:	%{name}-libs = %{version}-%{release}
+BuildRequires:	libtool
 
 %description
 jbig2dec is a decoder implementation of the JBIG2 image compression format.
@@ -16,10 +16,10 @@ monochrome) images at moderately high resolution, and in particular scanned
 paper documents. In this domain it is very efficient, offering compression
 ratios on the order of 100:1.
 
-%package  libs 
-Summary:         A decoder implementation of the JBIG2 image compression format
+%package libs 
+Summary:	A decoder implementation of the JBIG2 image compression format
 
-%description  libs 
+%description libs 
 jbig2dec is a decoder implementation of the JBIG2 image compression format.
 JBIG2 is designed for lossy or lossless encoding of 'bilevel' (1-bit
 monochrome) images at moderately high resolution, and in particular scanned
@@ -28,11 +28,11 @@ ratios on the order of 100:1.
 
 This package provides the shared jbig2dec library.
 
-%package  devel
-Summary:          Static library and header files for development with jbig2dec
-Requires:         %{name}-libs = %{version}-%{release}
+%package devel
+Summary:	Static library and header files for development with jbig2dec
+Requires:	%{name}-libs = %{version}-%{release}
 
-%description  devel
+%description devel
 jbig2dec is a decoder implementation of the JBIG2 image compression format.
 JBIG2 is designed for lossy or lossless encoding of 'bilevel' (1-bit
 monochrome) images at moderately high resolution, and in particular scanned
@@ -66,13 +66,13 @@ rm -f %{buildroot}%{_libdir}/*.la
 %{_bindir}/jbig2dec
 %{_mandir}/man?/jbig2dec.1*
 
-%files  devel
+%files devel
 %doc CHANGES COPYING LICENSE README
 %{_includedir}/jbig2.h
 %{_libdir}/libjbig2dec.so
 %{_libdir}/pkgconfig/%{name}.pc
 
-%files  libs
+%files libs
 %doc CHANGES COPYING LICENSE README
 %{_libdir}/libjbig2dec.so.0
 %{_libdir}/libjbig2dec.so.0.0.0
@@ -80,6 +80,10 @@ rm -f %{buildroot}%{_libdir}/*.la
 
 
 %changelog
+* Sat Dec 14 2019 Michael J Gruber <mjg@fedoraproject.org> - 0.17-3
+- require exact libs version
+- clean up white space
+
 * Sat Nov 09 2019 Michael J Gruber <mjg@fedoraproject.org> - 0.17-2
 - restore ABI-compatibilty (#1770160)
 
@@ -116,10 +120,10 @@ rm -f %{buildroot}%{_libdir}/*.la
 * Thu May 11 2017 Pavel Zhukov <landgraf@fedoraproject.org> - 0.13.4
 - Add fix for CVE-2017-7976 (#1443898)
 
-* Wed May  3 2017 Pavel Zhukov <pzhukov@redhat.com> - 0.13-3
+* Wed May 03 2017 Pavel Zhukov <pzhukov@redhat.com> - 0.13-3
 - Prevent segserv due to int overflow (#1443898)
 
-* Tue Mar 07 2017  Pavel Zhukov <landgraf@fedoraproject.org> - 0.13-1
+* Tue Mar 07 2017 Pavel Zhukov <landgraf@fedoraproject.org> - 0.13-1
 - New release 0.13
 
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.12-4
@@ -159,7 +163,7 @@ rm -f %{buildroot}%{_libdir}/*.la
 * Wed Feb 09 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.11-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass_Rebuild
 
-* Wed Jan 12 2011 Pavel Zhukov <landgraf@fedoraproject.org>  - 0.11-2.fc14
+* Wed Jan 12 2011 Pavel Zhukov <landgraf@fedoraproject.org> - 0.11-2.fc14
 - Fixed some spec errors
 
 * Tue Jan 11 2011 Pavel Zhukov <landgraf@fedoraproject.org> - 0.11-1.fc14