diff --git a/var/www/modules/hiddenServices/templates/Crawler_Splash_manual.html b/var/www/modules/hiddenServices/templates/Crawler_Splash_manual.html
index 8c9a9bad..9647d733 100644
--- a/var/www/modules/hiddenServices/templates/Crawler_Splash_manual.html
+++ b/var/www/modules/hiddenServices/templates/Crawler_Splash_manual.html
@@ -87,7 +87,7 @@
 												<div class="input-group-prepend">
 													<span class="input-group-text bg-light"><i class="fas fa-clock"></i>&nbsp;</span>
 												</div>
-												<input class="form-control" type="number" id="crawler_epoch" value="3600" name="crawler_epoch" required>
+												<input class="form-control" type="number" id="crawler_epoch" value="3600" min="1" name="crawler_epoch" required>
 												<div class="input-group-append">
 													<span class="input-group-text">Time (seconds) between each crawling</span>
 												</div>
@@ -123,7 +123,7 @@
 														<div class="input-group-prepend">
 													    <span class="input-group-text bg-light"><i class="fas fa-water"></i></span>
 													  </div>
-													  <input class="form-control" type="number" id="depth_limit" name="depth_limit" value="0" required>
+													  <input class="form-control" type="number" id="depth_limit" name="depth_limit" min="0" value="0" required>
 														<div class="input-group-append">
 													    <span class="input-group-text">Depth Limit</span>
 													  </div>
@@ -132,7 +132,7 @@
 														<div class="input-group-prepend">
 													    <span class="input-group-text bg-light"><i class="fas fa-copy"></i>&nbsp;</span>
 													  </div>
-													  <input class="form-control" type="number" id="max_pages" name="max_pages" value="1" required>
+													  <input class="form-control" type="number" id="max_pages" name="max_pages" min="1" value="1" required>
 														<div class="input-group-append">
 													    <span class="input-group-text">Max Pages</span>
 													  </div>