diff --git a/google-noto-fonts.spec b/google-noto-fonts.spec
index ff6d32d..bc49876 100644
--- a/google-noto-fonts.spec
+++ b/google-noto-fonts.spec
@@ -10,17 +10,19 @@ in Unicode.\
 %{nil}
 
 %global srcver	20201206-phase3
-%global hprio	65
-%global mprio	66
-%global lprio	67
+%global hprio	56
+%global mprio	58
+%global lprio	62
 
 Name:           %{fontname}-fonts
 Version:        20201206
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Hinted and Non Hinted OpenType fonts for Unicode scripts
 License:        OFL
 URL:            https://github.com/googlefonts/noto-fonts/
 Source0:        https://github.com/googlefonts/noto-fonts/archive/v20201206-phase3.tar.gz#/noto-fonts-%{srcver}.tar.gz
+Source1:	google-noto-sans-math-vf.conf
+Source2:	google-noto-sans-math.conf
 
 BuildArch:      noarch
 BuildRequires:  fonts-rpm-macros
@@ -316,7 +318,9 @@ local subpackages = {
       priority=rpm.expand('%{lprio}'), nogroup=1
     },
     { alias="serif",      variable=true, family="Rashi Hebrew", lang={ "he" } },
-    { alias="sans-serif", variable=true, family="Sans" },
+    { alias="sans-serif", variable=true, family="Sans",
+      priority=rpm.expand('%{hprio}')
+    },
     { alias="sans-serif", variable=true, family="Sans Adlam" },
     { alias="sans-serif", variable=true, family="Sans Adlam Unjoined" },
     { alias="sans-serif", variable=true, family="Sans Anatolian Hieroglyphs" },
@@ -393,7 +397,9 @@ local subpackages = {
     { alias="sans-serif", variable=true, family="Sans Mayan Numerals" },
     { alias="sans-serif", variable=true, family="Sans Medefaidrin" },
     { alias="sans-serif", variable=true, family="Sans MeeteiMayek" },
-    { alias="monospace", variable=true, family="Sans Mono" },
+    { alias="monospace", variable=true, family="Sans Mono",
+      priority=rpm.expand('%{hprio}')
+    },
     { alias="sans-serif", variable=true, family="Sans Mro" },
     { alias="sans-serif", variable=true, family="Sans Multani" },
     { alias="sans-serif", variable=true, family="Sans Myanmar", lang={ "my" },
@@ -445,7 +451,9 @@ local subpackages = {
     { alias="sans-serif", variable=true, family="Sans Zanabazar Square" },
     { alias="sans-serif", variable=true, family="Sans Thai Looped", lang={ "th" },
       obsoletes={ "sansthai-looped-vf" } },
-    { alias="serif",      variable=true, family="Serif" },
+    { alias="serif",      variable=true, family="Serif",
+      priority=rpm.expand('%{hprio}')
+    },
     { alias="serif",      variable=true, family="Serif Armenian", lang={ "hy" } },
     { alias="serif",      variable=true, family="Serif Bengali", lang={ "bn" } },
     { alias="serif",      variable=true, family="Serif Devanagari", lang={ "bh", "bho", "brx", "doi", "hi", "hne", "kok", "ks@devanagari", "mai", "mr", "ne", "sa", "sat", "sd@devanagari" } },
@@ -517,8 +525,22 @@ local function genfcconf(table)
       <family>]] .. table.alias .. [[</family>\
     </default>\
   </alias>\
-</fontconfig>\]]
-    _fcconfbuild = (_fcconfbuild ~= '' and _fcconfbuild .. "\n" or '') .. "cat<<_EOL_>" .. table.fcconf .. "\\\n" .. xml .. "\n_EOL_\\"
+</fontconfig>\
+]]
+    if table.fcconffile then
+        local f = io.open(table.fcconffile, "r")
+        if f then
+            xml = ""
+            for line in f:lines() do
+                xml = xml .. line:gsub("\n$", ""):gsub("$", "\\\n")
+            end
+            xml = xml:gsub("\n\n$", "\n")
+            f:close()
+        else
+            error("Unable to open " .. table.fcconffile)
+        end
+    end
+    _fcconfbuild = _fcconfbuild .. "cat<<_EOL_>" .. table.fcconf .. "\\\n" .. xml .. "_EOL_\\\n"
 end
 
 -- Borrowed from fonts-rpm-macros
@@ -894,6 +916,9 @@ done
 
 
 %changelog
+* Wed Jan 19 2022 Akira TAGOH <tagoh@redhat.com> - 20201206-6
+- Update the priority of fontconfig config for Noto Sans, Noto Serif and Noto Sans Mono to make them default.
+
 * Tue Dec 14 2021 Akira TAGOH <tagoh@redhat.com> - 20201206-5
 - Fix a typo in the package name.
   google-noto-sansthai-looped-vf-fonts should be google-noto-sans-thai-looped-vf-fonts.