diff --git a/doc/src/api/vpr/server.rst b/doc/src/api/vpr/server.rst
index b0176f858da..2bda680bbc1 100644
--- a/doc/src/api/vpr/server.rst
+++ b/doc/src/api/vpr/server.rst
@@ -39,6 +39,9 @@ server::TaskResolver
 .. doxygenfunction:: server::calc_critical_path
    :project: vpr
 
+.. doxygenenum:: e_timing_report_detail
+   :project: vpr
+
 comm::Telegram
 --------------
 
@@ -77,4 +80,4 @@ Compression utils
    :project: vpr
 
 .. doxygenfunction:: try_decompress
-   :project: vpr
\ No newline at end of file
+   :project: vpr
diff --git a/vpr/src/server/pathhelper.h b/vpr/src/server/pathhelper.h
index 0a62cf5e625..8d2244a885a 100644
--- a/vpr/src/server/pathhelper.h
+++ b/vpr/src/server/pathhelper.h
@@ -40,9 +40,9 @@ using CritPathsResultPtr = std::shared_ptr<CritPathsResult>;
 * @brief Calculates the critical path.
 
 * This function calculates the critical path based on the provided parameters.
-* @param type The type of the critical path.
-* @param crit_path_num The max number of the critical path.
-* @param details_level The level of detail for the timing report.
+* @param type The type of the critical path. Must be either "setup" or "hold".
+* @param crit_path_num The max number of critical paths to record.
+* @param details_level The level of detail for the timing report. See @ref e_timing_report_detail.
 * @param is_flat_routing Indicates whether flat routing should be used.
 * @return A `CritPathsResultPtr` which is a pointer to the result of the critical path calculation (see @ref CritPathsResult).
 */