diff --git a/config/default.js b/config/default.js
index 4008f81..e1ab3bd 100644
--- a/config/default.js
+++ b/config/default.js
@@ -24,6 +24,10 @@ module.exports = {
 		mode: 'first', // first or timeout
 		rounds: 10,
 		timeout: 60,
+		bounds: {
+			rounds: [1, 30],
+			timeout: [5, 300],
+		},
 	},
 	duck: {
 		interval: [10, 3600], // seconds
diff --git a/src/games/trivia.js b/src/games/trivia.js
index 2c73729..73a3f88 100644
--- a/src/games/trivia.js
+++ b/src/games/trivia.js
@@ -182,7 +182,19 @@ function onCommand(args, context) {
 
 	if (subcommand && settings[subcommand]) {
 		if (args[0]) {
-			settings[subcommand] = typeof settings[subcommand] === 'number' ? (Number(args[0]) || settings[subcommand]) : args[0];
+			const bounds = config.trivia.bounds[subcommand];
+			const curatedSetting = typeof settings[subcommand] === 'number' ? Number(args[0]) : args[0];
+
+			if (Number.isNaN(curatedSetting)) {
+				context.sendMessage(`${subcommand} must be a valid number`, context.room.id);
+			}
+
+			if (Array.isArray(bounds) && typeof settings[subcommand] === 'number' && (curatedSetting < bounds[0] || curatedSetting > bounds[1])) {
+				context.sendMessage(`${subcommand} must be between ${bounds[0]} and ${bounds[1]}`, context.room.id);
+				return;
+			}
+
+			settings[subcommand] = curatedSetting;
 
 			context.sendMessage(`${subcommand} set to ${settings[subcommand]}`, context.room.id);
 		} else if (help[subcommand]) {