diff --git a/academic/gelemental/gelemental.SlackBuild b/academic/gelemental/gelemental.SlackBuild
index da065fbbff..c477836766 100644
--- a/academic/gelemental/gelemental.SlackBuild
+++ b/academic/gelemental/gelemental.SlackBuild
@@ -26,7 +26,7 @@
 
 PRGNAM=gelemental
 VERSION=${VERSION:-1.2.0}
-BUILD=${BUILD:-2}
+BUILD=${BUILD:-3}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
@@ -80,6 +80,10 @@ sed -i "s:Categories=GTK;Utility;Science;Chemistry;:Categories=Education;:" data
 # Increase the info button size
 sed -i "s:set_size_request (50, 50):set_size_request (64, 64):" src/buttons.cc
 
+# Starting with glib 2.32 it is now mandatory to 
+# include glib.h instead of individual headers.
+patch -p1 -i $CWD/glib-single-include.patch
+
 CFLAGS="$SLKCFLAGS" \
 CXXFLAGS="$SLKCFLAGS" \
 ./configure \
diff --git a/academic/gelemental/glib-single-include.patch b/academic/gelemental/glib-single-include.patch
new file mode 100644
index 0000000000..da0c6b4bcf
--- /dev/null
+++ b/academic/gelemental/glib-single-include.patch
@@ -0,0 +1,40 @@
+Index: gelemental-1.2.0/libelemental/misc/extras.cc
+===================================================================
+--- gelemental-1.2.0.orig/libelemental/misc/extras.cc
++++ gelemental-1.2.0/libelemental/misc/extras.cc
+@@ -21,7 +21,7 @@
+ 
+ #include <algorithm>
+ #include <stdexcept>
+-#include <glib/gmem.h>
++#include <glib.h>
+ #include <glibmm/utility.h>
+ 
+ namespace misc {
+Index: gelemental-1.2.0/libelemental/misc/widgets.cc
+===================================================================
+--- gelemental-1.2.0.orig/libelemental/misc/widgets.cc
++++ gelemental-1.2.0/libelemental/misc/widgets.cc
+@@ -20,7 +20,7 @@
+ #include "macros.hh"
+ #include "widgets.hh"
+ 
+-#include <glib/gmessages.h>
++#include <glib.h>
+ #include <gtkmm/alignment.h>
+ #include <gtkmm/image.h>
+ #include <gtkmm/label.h>
+Index: gelemental-1.2.0/src/main.cc
+===================================================================
+--- gelemental-1.2.0.orig/src/main.cc
++++ gelemental-1.2.0/src/main.cc
+@@ -26,8 +26,7 @@
+ #include <clocale>
+ #include <iostream>
+ #include <locale>
+-#include <glib/goption.h>
+-#include <glib/gutils.h>
++#include <glib.h>
+ #include <glibmm/optionentry.h>
+ #include <gtk/gtkaboutdialog.h>
+ #include <gtk/gtkversion.h>