diff --git a/html/public.php b/html/public.php
index 79ddd0132..5866713f9 100644
--- a/html/public.php
+++ b/html/public.php
@@ -41,12 +41,12 @@ function getImage() {
 				if (!this.complete || typeof this.naturalWidth == "undefined" || this.naturalWidth == 0) {
 					console.log('broken image: ', err);
 				}
-			});
-		}).finally(() => {
-			// Use tail recursion to trigger the next invocation after `$delay` milliseconds
-			setTimeout(function () { getImage(); }, <?php echo $delay ?>);
-		});
-	}
+			}).finally(() => {
+			    // Use tail recursion to trigger the next invocation after `$delay` milliseconds
+			    setTimeout(function () { getImage(); }, <?php echo $delay ?>);
+		    }
+        );
+	};
 
 	getImage();
 </script>