diff --git a/src/Services/LabelSystem/LabelGenerator.php b/src/Services/LabelSystem/LabelGenerator.php
index 5b31042e..36f15985 100644
--- a/src/Services/LabelSystem/LabelGenerator.php
+++ b/src/Services/LabelSystem/LabelGenerator.php
@@ -47,7 +47,7 @@ class LabelGenerator
 
     /**
      * @param  LabelOptions  $options
-     * @param  object|object[]  $element An element or an array of elements for which labels should be generated
+     * @param  object|object[]  $elements An element or an array of elements for which labels should be generated
      * @return string
      */
     public function generateLabel(LabelOptions $options, $elements): string
diff --git a/src/Services/Misc/RangeParser.php b/src/Services/Misc/RangeParser.php
index ed5c4948..3714878f 100644
--- a/src/Services/Misc/RangeParser.php
+++ b/src/Services/Misc/RangeParser.php
@@ -27,7 +27,7 @@ class RangeParser
 {
     /**
      * Converts the given range string to an array of all numbers in the given range.
-     * @param  string  $range A range string like '1-3, 5, 6'
+     * @param  string  $range_str A range string like '1-3, 5, 6'
      * @return int[] An array with all numbers from the range (e.g. [1, 2, 3, 5, 6]
      */
     public function parse(string $range_str): array