diff --git a/lib/functions/host/docker.sh b/lib/functions/host/docker.sh
index 5be96e63a..4d3927099 100755
--- a/lib/functions/host/docker.sh
+++ b/lib/functions/host/docker.sh
@@ -281,8 +281,8 @@ function docker_cli_build_dockerfile() {
 
 	run_host_command_logged mkdir -p "${docker_marker_dir}"
 
-	# Find files under "${SRC}"/cache/docker that are older than 12 hours.
-	EXPIRED_MARKER="$(find "${docker_marker_dir}" -type f -mtime +12h -exec echo -n {} \;)"
+	# Find files under "${SRC}"/cache/docker that are older than a full 24-hour period.
+	EXPIRED_MARKER="$(find "${docker_marker_dir}" -type f -mtime +1 -exec echo -n {} \;)"
 	display_alert "Expired marker?" "${EXPIRED_MARKER}" "debug"
 
 	if [[ "x${EXPIRED_MARKER}x" != "xx" ]]; then
diff --git a/lib/functions/logging/runners.sh b/lib/functions/logging/runners.sh
index f84c45985..4822345a4 100644
--- a/lib/functions/logging/runners.sh
+++ b/lib/functions/logging/runners.sh
@@ -196,7 +196,7 @@ function run_host_command_logged_raw() {
 			echo -e "${bright_red_color:-}-->--> command failed with error code ${exit_code} after $((SECONDS - seconds_start)) seconds${normal_color:-}" >> "${CURRENT_LOGFILE}"
 		fi
 
-		# @TODO: send these _ONLY_ to logfile. there's enough on screen already...
+		# send these _ONLY_ to logfile. there's enough on screen already...
 		display_alert_skip_screen=1 display_alert "stacktrace for failed command" "exit code ${exit_code}:$*\n$(stack_color="${magenta_color:-}" show_caller_full)" "wrn"
 
 		# Obtain extra info about error, eg, log files produced, extra messages set by caller, etc.