diff --git a/desktop/toolkit/gtk/libwnck3/pspec.xml b/desktop/toolkit/gtk/libwnck3/pspec.xml
index e8b1a5a19b..6e334cf60e 100644
--- a/desktop/toolkit/gtk/libwnck3/pspec.xml
+++ b/desktop/toolkit/gtk/libwnck3/pspec.xml
@@ -13,7 +13,7 @@
         <IsA>app:console</IsA>
         <Summary>A window navigation construction kit</Summary>
         <Description>libwnck (pronounced "libwink") is used to implement pagers, tasklists, and other such things. It allows applications to monitor information about open windows, workspaces, their names/icons, and so forth.</Description>
-        <Archive sha1sum="0f8f37b72c45499c328402f921e86c3d0abb2e28" type="tarxz">http://ftp.gnome.org/pub/gnome/sources/libwnck/3.32/libwnck-3.32.0.tar.xz</Archive>
+        <Archive sha1sum="ff5ad434cbd424047965b5e301dc2d46a4d62ca4" type="tarxz">http://ftp.gnome.org/pub/gnome/sources/libwnck/40/libwnck-40.0.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>startup-notification-devel</Dependency>
             <Dependency>gobject-introspection-devel</Dependency>
@@ -74,6 +74,13 @@
     </Package>
 
     <History>
+        <Update release="7">
+            <Date>2021-05-27</Date>
+            <Version>40.0</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="6">
             <Date>2020-02-13</Date>
             <Version>3.32.0</Version>