diff --git a/meta-oe/recipes-gnome/gtk+/gtkmm4_4.14.0.bb b/meta-oe/recipes-gnome/gtk+/gtkmm4_4.20.0.bb
similarity index 63%
rename from meta-oe/recipes-gnome/gtk+/gtkmm4_4.14.0.bb
rename to meta-oe/recipes-gnome/gtk+/gtkmm4_4.20.0.bb
index d3a01e444c..439ab800f8 100644
--- a/meta-oe/recipes-gnome/gtk+/gtkmm4_4.14.0.bb
+++ b/meta-oe/recipes-gnome/gtk+/gtkmm4_4.20.0.bb
@@ -3,8 +3,10 @@ HOMEPAGE = "http://www.gtkmm.org/"
 SECTION = "libs"
 
 LICENSE = "LGPL-2.1-only & GPL-2.0-only"
-LIC_FILES_CHKSUM = "file://COPYING;md5=4fbd65380cdd255951079008b364516c \
-                    file://COPYING.tools;md5=751419260aa954499f7abaabaa882bbe"
+LIC_FILES_CHKSUM = " \
+	file://COPYING;md5=4bf661c1e3793e55c8d1051bc5e0ae21 \
+	file://COPYING.tools;md5=570a9b3749dd0463a1778803b12a6dce \
+"
 
 DEPENDS = "glib-2.0-native atkmm pangomm-2.48 glibmm gtk4 cairomm-1.16 gdk-pixbuf-native"
 
@@ -14,7 +16,7 @@ inherit gnomebase features_check
 
 REQUIRED_DISTRO_FEATURES = "opengl x11"
 
-SRC_URI[archive.sha256sum] = "9350a0444b744ca3dc69586ebd1b6707520922b6d9f4f232103ce603a271ecda"
+SRC_URI[archive.sha256sum] = "daad9bf9b70f90975f91781fc7a656c923a91374261f576c883cd3aebd59c833"
 
 EXTRA_OEMESON = "-Dbuild-demos=false"