diff --git a/weasyprint-fix-pango-1-48-3.patch b/weasyprint-fix-pango-1-48-3.patch
new file mode 100644
index 0000000..623c88e
--- /dev/null
+++ b/weasyprint-fix-pango-1-48-3.patch
@@ -0,0 +1,24 @@
+diff --git a/weasyprint/fonts.py b/weasyprint/fonts.py
+index d67d59c..2245fb2 100644
+--- a/weasyprint/fonts.py
++++ b/weasyprint/fonts.py
+@@ -118,6 +118,7 @@ else:
+         void pango_fc_font_map_set_config (
+             PangoFcFontMap *fcfontmap, FcConfig *fcconfig);
+         void pango_fc_font_map_shutdown (PangoFcFontMap *fcfontmap);
++        void pango_fc_font_map_config_changed (PangoFcFontMap *fcfontmap);
+ 
+ 
+         // PangoCairo
+@@ -426,9 +427,8 @@ else:
+                     if font_added:
+                         # TODO: We should mask local fonts with the same name
+                         # too as explained in Behdad's blog entry.
+-                        # TODO: What about pango_fc_font_map_config_changed()
+-                        # as suggested in Behdad's blog entry?
+-                        # Though it seems to work without…
++                        pangoft2.pango_fc_font_map_config_changed(
++                            ffi.cast('PangoFcFontMap *', self.font_map))
+                         return filename
+                     else:
+                         LOGGER.debug('Failed to load font at "%s"', url)
diff --git a/weasyprint.spec b/weasyprint.spec
index 70ac415..4d1c78f 100644
--- a/weasyprint.spec
+++ b/weasyprint.spec
@@ -3,13 +3,14 @@
 
 Name:           weasyprint
 Version:        51
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Utility to render HTML and CSS to PDF
 
 License:        BSD
 URL:            https://weasyprint.org/
 Source0:        %pypi_source
 Patch0:         %{name}-disable-flake8-isort-for-pytest.patch
+Patch1:         %{name}-fix-pango-1-48-3.patch
 
 BuildArch:      noarch
 
@@ -102,6 +103,9 @@ rm -rf %{buildroot}%{python3_sitelib}/%{modname}/tests
 %{python3_sitelib}/%{modname}/
 
 %changelog
+* Tue Mar 23 2021 Felix Schwarz <fschwarz@fedoraproject.org> - 51-6
+- add patch for pango 1.48.3
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 51-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild