diff --git a/chores/mode/gtk_theme.sh b/chores/mode/gtk_theme.sh
index 1ad9fe8..3dacd57 100755
--- a/chores/mode/gtk_theme.sh
+++ b/chores/mode/gtk_theme.sh
@@ -12,5 +12,16 @@
 # shellcheck source=../../_reve.sh
 source "$(reve where)/_reve"
 
-gsettings set org.gnome.desktop.interface gtk-theme "$(util_read_config chore.gtk_"$RV_CURRENT_MODE"_theme)"
-gsettings set org.gnome.desktop.interface color-scheme prefer-"$RV_CURRENT_MODE"
+key="org.gnome.desktop.interface"
+target_theme="$(util_read_config chore.gtk_"$RV_CURRENT_MODE"_theme)"
+target_scheme="prefer-$RV_CURRENT_MODE"
+
+if ! gsettings set "$key" gtk-theme "$target_theme" ||
+  [ "$(gsettings get "$key" gtk-theme | tr -d \')" != "$target_theme" ]; then
+  error E mode/gtk-theme "Could not set gtk-theme to: $target_theme"
+fi
+
+if ! gsettings set "$key" color-scheme "$target_scheme" ||
+  [ "$(gsettings get "$key" color-scheme | tr -d \')" != "$target_scheme" ]; then
+  error E mode/gtk-theme "Could not set color-scheme to: $target_scheme"
+fi