diff -Nru gnome-chemistry-utils-0.14.17/debian/changelog gnome-chemistry-utils-0.14.17/debian/changelog
--- gnome-chemistry-utils-0.14.17/debian/changelog	2021-12-04 14:51:53.000000000 +0000
+++ gnome-chemistry-utils-0.14.17/debian/changelog	2023-10-20 12:17:45.000000000 +0000
@@ -1,3 +1,12 @@
+gnome-chemistry-utils (0.14.17-6.2) unstable; urgency=medium
+
+  * Non-maintainer upload.
+  * Drop unnecessary B-D libgdk-pixbuf2.0-dev. The used parts are implied by
+    libgtk-3-dev. (Closes: #1037376)
+  * Drop unnecessary libgtkglext1-dev. (Closes: #1054277)
+
+ -- Bastian Germann <bage@debian.org>  Fri, 20 Oct 2023 12:17:45 +0000
+
 gnome-chemistry-utils (0.14.17-6.1) unstable; urgency=medium
 
   * Non-maintainer upload.
diff -Nru gnome-chemistry-utils-0.14.17/debian/control gnome-chemistry-utils-0.14.17/debian/control
--- gnome-chemistry-utils-0.14.17/debian/control	2021-03-08 14:06:12.000000000 +0000
+++ gnome-chemistry-utils-0.14.17/debian/control	2023-10-20 12:16:39.000000000 +0000
@@ -14,13 +14,11 @@
                gnumeric (>= 1.11.6),
                intltool (>= 0.40.6),
                libcairo2-dev (>= 1.6.0),
-               libgdk-pixbuf2.0-dev (>= 2.22.0),
                libglib2.0-dev (>= 2.36.0),
                libglu1-mesa-dev,
                libgoffice-0.10-dev (>= 0.10.12),
                libgsf-1-dev (>= 1.14.9),
                libgtk-3-dev (>= 3.0.0),
-               libgtkglext1-dev (>= 1.0.0),
                libopenbabel-dev (>= 3.0.0),
                libosmesa6-dev,
                libtool (>= 2.2.6),