diff --git a/.tmux.conf b/.tmux.conf
index becc718..5c7aad5 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -755,10 +755,13 @@ run -b '[ -z "#{window_active}" ] && [ -z "#{version}" ] && tmux set display-tim
 #     '{i = $2 == "-T" ? 4 : 5; gsub(/^[;]$/, "\\\\&", $i); gsub(/^[$"#~]$/, "'"'"'&'"'"'", $i); gsub(/^['"'"']$/, "\"&\"", $i); print}' > "$cfg.in"
 #
 #   # ignore bindings with errors
-#   while ! out=$(tmux source-file -v "$cfg.in"); do
-#     line=$(printf "%s" "$out" | tail -1 | cut -d':' -f2)
-#     perl -n -i -e "if ($. != $line) { print }" "$cfg.in"
-#   done
+#   if ! tmux source-file "$cfg.in"; then
+#     verbose_flag=$(tmux source-file -v /dev/null 2> /dev/null && printf -- '-v' || true)
+#     while ! out=$(tmux source-file "$verbose_flag" "$cfg.in"); do
+#       line=$(printf "%s" "$out" | tail -1 | cut -d':' -f2)
+#       perl -n -i -e "if ($. != $line) { print }" "$cfg.in"
+#     done
+#   fi
 # }
 #
 # _apply_theme() {