diff --git a/.gitignore b/.gitignore
index 9178e60..f40faab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /pulseview-0.3.0.tar.gz
 /pulseview-0.4.0.tar.gz
 /pulseview-0.4.1.tar.gz
+/pulseview-0.4.2.tar.gz
diff --git a/pulseview.spec b/pulseview.spec
index 4876c70..1d30fdf 100644
--- a/pulseview.spec
+++ b/pulseview.spec
@@ -1,14 +1,13 @@
 Name:           pulseview
-Version:        0.4.1
-Release:        5%{?dist}
+Version:        0.4.2
+Release:        1%{?dist}
 Summary:        Signal acquisition and analysis GUI for sigrok
 # Combined GPLv3+ (libsigrok and libsigrokdecode) and GPLv2+ (pulseview)
 License:        GPLv3+
 URL:            http://www.sigrok.org
 Source0:        %{url}/download/source/%{name}/%{name}-%{version}.tar.gz
-# https://bugzilla.redhat.com/show_bug.cgi?id=1556138
-BuildRequires:  pkgconfig(libsigrokcxx) >= 0.5.1
-BuildRequires:  pkgconfig(libsigrokdecode) >= 0.5.1
+BuildRequires:  pkgconfig(libsigrokcxx) >= 0.5.2
+BuildRequires:  pkgconfig(libsigrokdecode) >= 0.5.2
 BuildRequires:  qt5-devel
 BuildRequires:  boost-devel
 BuildRequires:  cmake
@@ -16,6 +15,9 @@ BuildRequires:  desktop-file-utils
 BuildRequires:  libappstream-glib
 
 Requires:       hicolor-icon-theme
+# https://bugzilla.redhat.com/show_bug.cgi?id=1819609
+# needed for plugins that handle displaying SVG graphics
+Requires:       qt5-qtsvg
 
 %description
 PulseView is an application for enabling data acquisition and analysis with
@@ -53,6 +55,9 @@ appstream-util validate-relax --nonet %{buildroot}/%{_datadir}/appdata/*.appdata
 %{_datadir}/appdata/org.sigrok.PulseView.appdata.xml
 
 %changelog
+* Wed Apr 01 2020 Dan Horák <dan[at]danny.cz> - 0.4.2-1
+- updated to 0.4.2
+
 * Thu Jan 30 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
 
diff --git a/sources b/sources
index a96581b..3327311 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (pulseview-0.4.1.tar.gz) = 0bae4357be312bf6e997885270887a5bcc0a8dfb6914e63bb0d5abb35389b6681748e0e4667556ad432c5432c861185bcdd8da7815fb570fc8a2fbbf5eed3801
+SHA512 (pulseview-0.4.2.tar.gz) = 79f653c9faad021c03b59b4a519b594190d5558dfb9be60cabcc2a35e991e66b733b337fec58a9248699e7aef0df3be1472c81f93274b25cec1fc6b73f8f033b