diff --git a/ccp/js/executionhistorycontroller.js b/ccp/js/executionhistorycontroller.js
index 58809f6..01e6b12 100644
--- a/ccp/js/executionhistorycontroller.js
+++ b/ccp/js/executionhistorycontroller.js
@@ -496,8 +496,10 @@ class CCPExecutionHistory extends HTMLElement {
                 this.export(id, "application/prov-o+xml", id + ".xml")
               }
               if(ev.target.getAttribute("name") === "reexecute1"){
-                const id = ev.currentTarget.getAttribute("data-index")
-                this.reexecute(id, 1)
+                if(window.confirm("Please confirm re-execution?")){
+                  const id = ev.currentTarget.getAttribute("data-index")
+                  this.reexecute(id, 1) 
+                }
               }
               if(ev.target.getAttribute("name") === "archive"){
                 if(confirm(" Please confirm aarchiving of execution to workspace?")){