diff --git a/src/popup.ts b/src/popup.ts
index e47edf31..c61a0a5d 100644
--- a/src/popup.ts
+++ b/src/popup.ts
@@ -671,7 +671,7 @@ async function runThePopup(messageListener?: MessageListener) {
         let minutes = <HTMLInputElement> <unknown> document.getElementById(idStartName + "Minutes" + index);
         let seconds = <HTMLInputElement> <unknown> document.getElementById(idStartName + "Seconds" + index);
 
-        return parseInt(minutes.value) * 60 + parseInt(seconds.value);
+        return parseInt(minutes.value) * 60 + parseFloat(seconds.value);
     }
   
     function saveSponsorTimeEdit(index, closeEditMode = true) {
@@ -1128,4 +1128,4 @@ if (chrome.tabs != undefined) {
     runThePopup();
 }
 
-export default runThePopup;
\ No newline at end of file
+export default runThePopup;