diff --git a/apps/multidice/ChangeLog b/apps/multidice/ChangeLog
index 9f1d05d5e..08981ebfc 100644
--- a/apps/multidice/ChangeLog
+++ b/apps/multidice/ChangeLog
@@ -23,3 +23,4 @@
 1.21: added a drawWidgets command to see if I have the padding right
 1.22: ok the buzzing *might* work now
 1.23: forgot to resolve the promise
+1.24: fixed dumb errors
diff --git a/apps/multidice/app.js b/apps/multidice/app.js
index 892e88d41..03380ee39 100644
--- a/apps/multidice/app.js
+++ b/apps/multidice/app.js
@@ -98,12 +98,16 @@ function mutex (functionRef) {
 	}
 	
 	lock = true;
-	return new Promise (() => {
+	return new Promise ((resolve, reject) => {
 		
-		functionRef.then ((result) => {
+		functionRef().then ((result) => {
 			
 			lock = false;
 			resolve (result);
+		}).catch ((error) => {
+			
+			lock = false;
+			reject (error);
 		});
 	});
 }
diff --git a/apps/multidice/metadata.json b/apps/multidice/metadata.json
index 5ca785724..999446eac 100644
--- a/apps/multidice/metadata.json
+++ b/apps/multidice/metadata.json
@@ -1,7 +1,7 @@
 { "id": "multidice",
   "name": "multiple dice roller",
   "shortName":"multidice",
-  "version":"1.23",
+  "version":"1.24",
   "description": "roll anywhere from 1-8 dice at the same time",
   "icon": "app.png",
   "tags": "tool,game",