diff --git a/lib/Listeners/AddMissingIndicesListener.php b/lib/Listeners/AddMissingIndicesListener.php
index dd23d8b1f52..3e2748f57ea 100644
--- a/lib/Listeners/AddMissingIndicesListener.php
+++ b/lib/Listeners/AddMissingIndicesListener.php
@@ -38,6 +38,6 @@ public function handle(Event $event): void {
 			return;
 		}
 
-		$event->addMissingIndex('text_steps', 'ts_session', ['session_id']);
+		$event->addMissingIndex('text_steps', 'textstep_session', ['session_id']);
 	}
 }
diff --git a/lib/Migration/Version010000Date20190617184535.php b/lib/Migration/Version010000Date20190617184535.php
index 4596f8caae2..460b5c20f0f 100644
--- a/lib/Migration/Version010000Date20190617184535.php
+++ b/lib/Migration/Version010000Date20190617184535.php
@@ -130,7 +130,7 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 			$table->setPrimaryKey(['id']);
 			$table->addIndex(['document_id'], 'rd_steps_did_idx');
 			$table->addIndex(['version'], 'rd_steps_version_idx');
-			$table->addIndex(['session_id'], 'ts_session');
+			$table->addIndex(['session_id'], 'textstep_session');
 		}
 		return $schema;
 	}