diff --git a/gnu/packages/gnome.scm b/gnu/packages/gnome.scm
index df6f2944e9..85643624fd 100644
--- a/gnu/packages/gnome.scm
+++ b/gnu/packages/gnome.scm
@@ -11474,14 +11474,6 @@ (define-public libhandy
                    (search-input-file inputs
                                       "/xml/dtd/docbook/docbookx.dtd"))))
               (find-files "doc" "\\.xml"))))
-         ,@(if (target-x86-64?)
-               '()
-               '((add-after 'unpack 'skip-test-that-requires-svg
-                   (lambda _
-                     ;; On non-x86-64, gdk-pixbuf lacks librsvg support, so
-                     ;; skip the test that requires it.
-                     (substitute* "tests/meson.build"
-                       (("'test-avatar',") ""))))))
          (add-before 'check 'pre-check
            (lambda _
              ;; Tests require a running X server.
diff --git a/gnu/packages/gtk.scm b/gnu/packages/gtk.scm
index b69fa372d9..05e5165d3f 100644
--- a/gnu/packages/gtk.scm
+++ b/gnu/packages/gtk.scm
@@ -966,11 +966,7 @@ (define-public gtk+
        ("fribidi" ,fribidi)
        ("fontconfig" ,fontconfig)
        ("freetype" ,freetype)
-       ;; SVG support is optional and requires librsvg, which pulls in rust.
-       ;; Rust is not supported well on every architecture yet.
-       ("gdk-pixbuf" ,(if (target-x86-64?)
-                          librsvg
-                          gdk-pixbuf))
+       ("gdk-pixbuf" ,(librsvg-for-system))
        ("glib" ,glib)
        ("libcloudproviders" ,libcloudproviders-minimal)
        ("libepoxy" ,libepoxy)
@@ -1045,19 +1041,10 @@ (define-public gtk+
                (("notify no-gtk-init object objects-finalize papersize rbtree")
                 "no-gtk-init papersize rbtree")
                (("stylecontext templates textbuffer textiter treemodel treepath")
-                "stylecontext textbuffer textiter treemodel treepath")
-               ;; The ‘icontheme’ test needs SVG support.
-               ,@(if (not (target-x86-64?))
-                     '((("floating focus gestures grid gtkmenu icontheme keyhash listbox")
-                        "floating focus gestures grid gtkmenu keyhash listbox"))
-                     '()))
+                "stylecontext textbuffer textiter treemodel treepath"))
              (substitute* "testsuite/a11y/Makefile.in"
                (("accessibility-dump tree-performance text children derive")
-                "tree-performance text children derive")
-               ,@(if (not (target-x86-64?))
-                     '((("value misc tree-relationships util")
-                        "value misc util"))
-                     '()))
+                "tree-performance text children derive"))
              (substitute* "testsuite/reftests/Makefile.in"
                (("TEST_PROGS = gtk-reftest")
                 "TEST_PROGS = "))