diff --git a/buscar.html b/buscar.html
index ad3effe..f61058a 100644
--- a/buscar.html
+++ b/buscar.html
@@ -685,7 +685,7 @@
             const genSlotsForPeriod = (startStr, endStr) => {
                 let startMins = timeToMins(startStr);
                 let endMins = timeToMins(endStr);
-                for (let m = startMins; m + duration <= endMins; m += 15) {
+                for (let m = startMins; m + duration <= endMins; m += 30) {
                     if (!isOverlapping(m, m + duration, occupied)) {
                         const timeStr = minsToTime(m);
                         const isSelected = timeStr === pickerSelectedTime;