diff --git a/hashes.nix b/hashes.nix
index f665ca3e4efb39087fad610028da706f252992cd..2c9ec8b6db4162cb3aa5143562e5593bf87ca83f 100644
--- a/hashes.nix
+++ b/hashes.nix
@@ -1,3 +1,3 @@
 {
-    hashValue = "sha256-FxDNgeg6Ft3jvtJBojhqYbohGDZCY6TNAhpY/j41OVQ=";
+    hashValue = "sha256-M4pZBhlt0CrRgAf9DxRUVNmA2sYxDYIccreOQy7qmrk=";
 }
diff --git a/source/template/prepare.go b/source/template/prepare.go
index 07d038d5c013ea203bbe5ebac1c8993ca7897757..aa75cc21464b5cd0c39e4bf596b03510042e7816 100644
--- a/source/template/prepare.go
+++ b/source/template/prepare.go
@@ -454,7 +454,7 @@ func checkMonsterDatatableHead(n *html.Node, storage *types.PageData) {
 		id := util.GetAttribute(div.Attr, constants.DataBobReferenceAttributeKey)
 		if id == "" {
 
-			headID := util.BuildTextKey(head)
+			headID, _ := util.BuildTextKey(head)
 			if headID == "" {
 				id = util.GetNextId()
 			} else {