diff --git a/desktop/toolkit/gtk/gtkmm4/actions.py b/desktop/toolkit/gtk/gtkmm4/actions.py
index fd0dc2963d..0ccdd7bf2c 100644
--- a/desktop/toolkit/gtk/gtkmm4/actions.py
+++ b/desktop/toolkit/gtk/gtkmm4/actions.py
@@ -8,7 +8,7 @@ from pisi.actionsapi import mesontools
 from pisi.actionsapi import pisitools
 
 def setup():
-    mesontools.configure()
+    mesontools.configure("-Dbuild-documentation=false")
 
 def build():
     mesontools.build()
@@ -16,4 +16,4 @@ def build():
 def install():
     mesontools.install()
 
-    pisitools.dodoc("ChangeLog","COPYING", "NEWS", "README*")
+    pisitools.dodoc("ChangeLog","COPYING", "NEWS", "README")
diff --git a/desktop/toolkit/gtk/gtkmm4/pspec.xml b/desktop/toolkit/gtk/gtkmm4/pspec.xml
index 5157336182..514ad25692 100644
--- a/desktop/toolkit/gtk/gtkmm4/pspec.xml
+++ b/desktop/toolkit/gtk/gtkmm4/pspec.xml
@@ -12,18 +12,18 @@
         <IsA>library</IsA>
         <Summary>C++ binding for GTK+</Summary>
         <Description>gtkmm is the official C++ interface for the popular GUI library GTK+. Highlights include typesafe callbacks, and a comprehensive set of widgets that are easily extensible via inheritance.</Description>
-        <Archive sha1sum="55b169b8b708798512a1bda288bb7aaffb2d949b" type="tarxz">http://ftp.gnome.org/pub/GNOME/sources/gtkmm/4.12/gtkmm-4.12.0.tar.xz</Archive>
+        <Archive sha1sum="98eefde6db941577603329e8510def6cb533183e" type="tarxz">http://ftp.gnome.org/pub/GNOME/sources/gtkmm/4.2/gtkmm-4.2.0.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>meson</Dependency>
             <Dependency>doxygen</Dependency>
             <Dependency>gtk4-devel</Dependency>
             <Dependency>libxslt-devel</Dependency>
-            <Dependency>atkmm-devel</Dependency>
-            <Dependency>glibmm-devel</Dependency>
-            <Dependency>cairomm-devel</Dependency>
+<!--             <Dependency>atkmm-devel</Dependency> -->
+            <Dependency>glibmm26-devel</Dependency>
+            <Dependency>cairomm16-devel</Dependency>
             <Dependency>mm-common</Dependency>
             <Dependency>gdk-pixbuf-devel</Dependency>
-            <Dependency>pangomm-devel</Dependency>
+            <Dependency>pangomm24-devel</Dependency>
         </BuildDependencies>
     </Source>
 
@@ -31,13 +31,15 @@
         <Name>gtkmm4</Name>
         <RuntimeDependencies>
             <Dependency>gtk4</Dependency>
-            <Dependency>atkmm</Dependency>
+            <Dependency>cairo</Dependency>
+<!--             <Dependency>atkmm</Dependency> -->
             <Dependency>glib2</Dependency>
-            <Dependency>glibmm</Dependency>
+            <Dependency>glibmm26</Dependency>
+            <Dependency>graphene</Dependency>
             <Dependency>libgcc</Dependency>
-            <Dependency>cairomm</Dependency>
-            <Dependency>pangomm</Dependency>
-            <Dependency>libsigc++</Dependency>
+            <Dependency>cairomm16</Dependency>
+            <Dependency>pangomm24</Dependency>
+            <Dependency>libsigc++3</Dependency>
             <Dependency>gdk-pixbuf</Dependency>
         </RuntimeDependencies>
         <Files>
@@ -55,23 +57,23 @@
         <Summary>Development files for gtkmm</Summary>
         <RuntimeDependencies>
             <Dependency release="current">gtkmm4</Dependency>
-            <Dependency>atkmm-devel</Dependency>
-            <Dependency>pangomm-devel</Dependency>
-            <Dependency>glibmm-devel</Dependency>
+<!--             <Dependency>atkmm-devel</Dependency> -->
+            <Dependency>pangomm24-devel</Dependency>
+            <Dependency>glibmm26-devel</Dependency>
             <Dependency>gtk4-devel</Dependency>
-            <Dependency>cairomm-devel</Dependency>
+            <Dependency>cairomm16-devel</Dependency>
             <Dependency>gdk-pixbuf-devel</Dependency>
         </RuntimeDependencies>
         <Files>
-            <Path fileType="header">/usr/include</Path>
+            <Path fileType="header">/usr/include/gtkmm-4.0</Path>
             <Path fileType="data">/usr/lib/pkgconfig</Path>
         </Files>
     </Package>
 
     <History>
         <Update release="1">
-            <Date>2023-09-17</Date>
-            <Version>4.12.0</Version>
+            <Date>2021-07-20</Date>
+            <Version>4.2.0</Version>
             <Comment>First release</Comment>
             <Name>Mustafa Cinasal</Name>
             <Email>muscnsl@gmail.com</Email>