diff --git a/docs/changelog/7.x.x.txt b/docs/changelog/7.x.x.txt
index c7590bbb9..7ce70ffaf 100644
--- a/docs/changelog/7.x.x.txt
+++ b/docs/changelog/7.x.x.txt
@@ -4,6 +4,7 @@
  - Deprecated WebGUI::Storage::Image. WebGUI::Storage can now do everything WebGUI::Storage::Image can do.
  - The deprecated use of Graphics::Magick has been eliminated. WebGUI uses Image::Magick exclusively for all image processing functions once again.
  - fixed: #9147: Misspellings in Account
+ - fixed: a bug in Crud where keys being updated would cause a crash
  - fixed: #9148: Account: account links do not work
  - fixed: #9149: Account: default templates do not work right
  - fixed: Adding a file extension for URLs in the system settings now properly affects newly created Assets.  It still does not update existing asset URL's.
diff --git a/lib/WebGUI/Crud.pm b/lib/WebGUI/Crud.pm
index c63e790f6..0f548065f 100644
--- a/lib/WebGUI/Crud.pm
+++ b/lib/WebGUI/Crud.pm
@@ -465,7 +465,7 @@ sub crud_updateTable {
 		else {
 			$db->write("alter table $tableName add column ".$dbh->quote_identifier($property)." $fieldType $notNullClause $defaultClause");
 		}
-		if ($isKey) {
+		if ($isKey && !$tableFields{$property}{key}) {
 			$db->write("alter table $tableName add index ".$dbh->quote_identifier($property)." (".$dbh->quote_identifier($property).")");
 		}
 		delete $tableFields{$property};