diff --git a/src/octoprint/static/js/app/viewmodels/printerstate.js b/src/octoprint/static/js/app/viewmodels/printerstate.js
index 08747b10..745d3551 100644
--- a/src/octoprint/static/js/app/viewmodels/printerstate.js
+++ b/src/octoprint/static/js/app/viewmodels/printerstate.js
@@ -288,7 +288,12 @@ $(function() {
         };
 
         self.cancel = function() {
-            OctoPrint.job.cancel();
+            showConfirmationDialog({
+                message: gettext("This will cancel your print."),
+                onproceed: function() {
+                    OctoPrint.job.cancel();
+                }
+            });            
         };
     }