Resolve another deprecation

bobvandevijver · Feb 24, 2023 · b011649 · b011649
1 parent 9f1a322
commit b011649
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/DependencyInjection/Configuration.php b/src/DependencyInjection/Configuration.php
@@ -16,7 +16,7 @@ class Configuration implements ConfigurationInterface
   /**
    * {@inheritDoc}
    */
-  public function getConfigTreeBuilder() {
+  public function getConfigTreeBuilder(): TreeBuilder {
     $treeBuilder = new TreeBuilder('bobv_latex');
 
     $treeBuilder->getRootNode()