diff --git a/src/tree_data.h b/src/tree_data.h
index 078f331..a826f78 100644
--- a/src/tree_data.h
+++ b/src/tree_data.h
@@ -2375,7 +2375,7 @@
  *
  * @param[in] ctx_node XPath context node.
  * @param[in] xpath [XPath](@ref howtoXPath) to select.
- * @param[out] result Expression result comverted to boolean.
+ * @param[out] result Expression result converted to boolean.
  * @return LY_SUCCESS on success, @p result is returned.
  * @return LY_ERR value if an error occurred.
  */
@@ -2389,7 +2389,7 @@
  * @param[in] ctx_node XPath context node.
  * @param[in] xpath [XPath](@ref howtoXPath) to select.
  * @param[in] vars [Sized array](@ref sizedarrays) of XPath variables.
- * @param[out] result Expression result comverted to boolean.
+ * @param[out] result Expression result converted to boolean.
  * @return LY_SUCCESS on success, @p result is returned.
  * @return LY_ERR value if an error occurred.
  */