diff --git a/src/webview/frontend/CaseView.tsx b/src/webview/frontend/CaseView.tsx
index 545be40..5b96346 100644
--- a/src/webview/frontend/CaseView.tsx
+++ b/src/webview/frontend/CaseView.tsx
@@ -228,6 +228,16 @@ export default function CaseView(props: {
                             >
                                 Copy
                             </div>
+                            <div
+                                className="expectedoutput"
+                                onClick={() => {
+                                    setOutput(trunctateStdout(resultText));
+                                    props.notify('Set As Expected Output');
+                                }}
+                                title="Set As Expected Output"
+                            >
+                                Set
+                            </div>
                             <>
                                 <TextareaAutosize
                                     className="selectable received-textarea"
diff --git a/src/webview/frontend/app.css b/src/webview/frontend/app.css
index 4cd5934..8f666fe 100644
--- a/src/webview/frontend/app.css
+++ b/src/webview/frontend/app.css
@@ -402,6 +402,20 @@ button:disabled {
     opacity: 0.5;
     font-size: 80%;
 }
+.expectedoutput {
+    filter: grayscale(100%);
+    position: absolute;
+    top: 0px;
+    right: 35px;
+    padding: 4px;
+    cursor: pointer;
+    opacity: 0.5;
+    font-size: 80%;
+}
+
+.expectedoutput:hover {
+    opacity: 1;
+}
 
 .textarea-container {
     position: relative;