diff --git a/application/views/satellite/pass.php b/application/views/satellite/pass.php
index f4d5114c3..2c85859dd 100644
--- a/application/views/satellite/pass.php
+++ b/application/views/satellite/pass.php
@@ -83,7 +83,7 @@
 				</form>
 				</div>
 		<button id="plot" type="button" name="searchpass" class="btn-sm btn btn-primary me-1 ld-ext-right ld-ext-right-plot" onclick="searchpasses()"><i class="fas fa-search"></i> <?= __("Load predictions"); ?><div class="ld ld-ring ld-spin"></div></button>
-		<button id="addsked" type="button" name="addsked" class="btn-sm btn btn-success me-1" onclick="addskedpartner()"><i class="fa fa-plus"></i> <?= __("Add sked partner"); ?></button>
+		<button id="addsked" type="button" name="addsked" class="btn-sm btn btn-success me-1" onclick="addskedpartner()" disabled><i class="fa fa-plus"></i> <?= __("Add sked partner"); ?></button>
 		<?php } else { ?>
 			<?= __("No TLE information detected. Please update TLE's.")?>
 		<?php } ?>
diff --git a/assets/js/sections/satpasses.js b/assets/js/sections/satpasses.js
index 0ab9c2f81..b2211557b 100644
--- a/assets/js/sections/satpasses.js
+++ b/assets/js/sections/satpasses.js
@@ -78,5 +78,12 @@ function addskedpartner() {
 		$('#addskedpartner').hide();
 		$('#satlist').prepend('<option value="">All</option>');
 	}
-
 }
+
+$('#satlist').change(function () {
+    if ($('#satlist').val() === "") {
+		$('#addsked').prop('disabled', true);
+    } else {
+		$('#addsked').prop('disabled', false);
+    }
+});