diff --git a/Parser/TokenStream.php b/Parser/TokenStream.php
index f4c2585..70d109f 100644
--- a/Parser/TokenStream.php
+++ b/Parser/TokenStream.php
@@ -118,9 +118,9 @@ public function getUsed(): array
     }
 
     /**
-     * Returns nex identifier token.
+     * Returns next identifier token.
      *
-     * @return string The identifier token value
+     * @return string
      *
      * @throws SyntaxErrorException If next token is not an identifier
      */
@@ -136,9 +136,9 @@ public function getNextIdentifier(): string
     }
 
     /**
-     * Returns nex identifier or star delimiter token.
+     * Returns next identifier or null if star delimiter token is found.
      *
-     * @return string|null The identifier token value or null if star found
+     * @return string|null
      *
      * @throws SyntaxErrorException If next token is not an identifier or a star delimiter
      */
diff --git a/XPath/XPathExpr.php b/XPath/XPathExpr.php
index 638cbd0..e45ce7d 100644
--- a/XPath/XPathExpr.php
+++ b/XPath/XPathExpr.php
@@ -43,6 +43,9 @@ public function getElement(): string
         return $this->element;
     }
 
+    /**
+     * @return $this
+     */
     public function addCondition(string $condition): self
     {
         $this->condition = $this->condition ? sprintf('(%s) and (%s)', $this->condition, $condition) : $condition;
@@ -55,6 +58,9 @@ public function getCondition(): string
         return $this->condition;
     }
 
+    /**
+     * @return $this
+     */
     public function addNameTest(): self
     {
         if ('*' !== $this->element) {
@@ -65,6 +71,9 @@ public function addNameTest(): self
         return $this;
     }
 
+    /**
+     * @return $this
+     */
     public function addStarPrefix(): self
     {
         $this->path .= '*/';