diff --git a/src/H5FDsec2.h b/src/H5FDsec2.h
index 56f45751d32..a2590aee968 100644
--- a/src/H5FDsec2.h
+++ b/src/H5FDsec2.h
@@ -23,7 +23,23 @@
 extern "C" {
 #endif
 
-H5_DLL hid_t  H5FD_sec2_init(void);
+H5_DLL hid_t H5FD_sec2_init(void);
+
+/**
+ * \ingroup FAPL
+ *
+ * \brief Modifies the file access property list to use the #H5FD_SEC2 driver
+ *
+ * \fapl_id
+ *
+ * \returns \herr_t
+ *
+ * \details H5Pset_fapl_sec2() modifies the file access property list to use the
+ *          #H5FD_SEC2 driver.
+ *
+ * \since 1.4.0
+ *
+ */
 H5_DLL herr_t H5Pset_fapl_sec2(hid_t fapl_id);
 
 #ifdef __cplusplus