diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a5590abe3..f9fc1df99 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,7 +15,7 @@ variables:
 .mutter.fedora:34@common:
   variables:
     FDO_DISTRIBUTION_VERSION: 34
-    BASE_TAG: '2021-07-22.0'
+    BASE_TAG: '2021-08-01.0'
     FDO_DISTRIBUTION_PACKAGES: 'gdm gnome-shell xorg-x11-server-Xvfb sassc gcovr clang'
 
     FDO_DISTRIBUTION_EXEC: |
@@ -24,6 +24,10 @@ variables:
       dnf builddep -y mutter --setopt=install_weak_deps=False &&
       dnf builddep -y gnome-shell --setopt=install_weak_deps=False &&
 
+      ./.gitlab-ci/install-meson-project.sh \
+        https://gitlab.gnome.org/GNOME/glib.git \
+        main . 02742ef957b532789c003eef80ec7f51c370e3d5 &&
+
       ./.gitlab-ci/install-meson-project.sh \
         https://gitlab.gnome.org/GNOME/gsettings-desktop-schemas.git \
         41.alpha . &&
diff --git a/meson.build b/meson.build
index 9c184ed20..371df2865 100644
--- a/meson.build
+++ b/meson.build
@@ -13,7 +13,7 @@ libmutter_api_version = '@0@'.format(api_version)
 
 # generic version requirements
 fribidi_req = '>= 1.0.0'
-glib_req = '>= 2.67.3'
+glib_req = '>= 2.69.0'
 gi_req = '>= 0.9.5'
 graphene_req = '>= 1.10.2'
 gtk3_req = '>= 3.19.8'
diff --git a/src/wayland/meta-xwayland-grab-keyboard.c b/src/wayland/meta-xwayland-grab-keyboard.c
index 66c80d809..c3d6c68fa 100644
--- a/src/wayland/meta-xwayland-grab-keyboard.c
+++ b/src/wayland/meta-xwayland-grab-keyboard.c
@@ -182,8 +182,8 @@ application_is_in_pattern_array (MetaWindow *window,
     {
       GPatternSpec *pattern = (GPatternSpec *) g_ptr_array_index (pattern_array, i);
 
-      if (g_pattern_match_string (pattern, class) ||
-          g_pattern_match_string (pattern, name))
+      if (g_pattern_spec_match_string (pattern, class) ||
+          g_pattern_spec_match_string (pattern, name))
         return TRUE;
     }