diff --git a/src/H5Pfapl.c b/src/H5Pfapl.c
index 8f9d246dba4..3d4ca8b69eb 100644
--- a/src/H5Pfapl.c
+++ b/src/H5Pfapl.c
@@ -4976,7 +4976,9 @@ H5Pget_file_locking(hid_t fapl_id, hbool_t *use_file_locking /*out*/, hbool_t *i
 /*-------------------------------------------------------------------------
  * Function:       H5P__encode_coll_md_read_flag_t
  *
- * Purpose:        Generic encoding callback routine for 'coll_md_read_flag' properties.
+ * Purpose:        Callback routine which is called whenever the collective
+ *                 metadata read flag property in the file creation property list is
+ *                 encoded.
  *
  * Return:       Success:    Non-negative
  *           Failure:    Negative
@@ -5010,7 +5012,9 @@ H5P__encode_coll_md_read_flag_t(const void *value, void **_pp, size_t *size)
 /*-------------------------------------------------------------------------
  * Function:       H5P__decode_coll_md_read_flag_t
  *
- * Purpose:        Generic decoding callback routine for 'coll_md_read_flag' properties.
+ * Purpose:        Callback routine which is called whenever the collective
+ *                 metadata read flag property in the file creation property list is
+ *                 decoded.
  *
  * Return:       Success:    Non-negative
  *           Failure:    Negative
@@ -5030,7 +5034,7 @@ H5P__decode_coll_md_read_flag_t(const void **_pp, void *_value)
     assert(*pp);
     assert(coll_md_read_flag);
 
-    /* Decode file close degree */
+    /* Decode metadata read flag */
     *coll_md_read_flag = (H5P_coll_md_read_flag_t) * (*pp);
     *pp += sizeof(H5P_coll_md_read_flag_t);
 
diff --git a/src/H5Pgcpl.c b/src/H5Pgcpl.c
index 321930980d3..b7d9ca1fb23 100644
--- a/src/H5Pgcpl.c
+++ b/src/H5Pgcpl.c
@@ -485,7 +485,7 @@ H5Pget_link_creation_order(hid_t plist_id, unsigned *crt_order_flags /*out*/)
  * Function:       H5P__gcrt_group_info_enc
  *
  * Purpose:        Callback routine which is called whenever the group
- *                 property in the dataset access property list is
+ *                 info property in the dataset access property list is
  *                 encoded.
  *
  * Return:	   Success:	Non-negative
@@ -564,7 +564,7 @@ H5P__gcrt_group_info_dec(const void **_pp, void *_value)
  * Function:       H5P__gcrt_link_info_enc
  *
  * Purpose:        Callback routine which is called whenever the link
- *                 property in the dataset access property list is
+ *                 info property in the dataset access property list is
  *                 encoded.
  *
  * Return:	   Success:	Non-negative
diff --git a/src/H5Plapl.c b/src/H5Plapl.c
index 3f06fb9755e..64cd2996fc4 100644
--- a/src/H5Plapl.c
+++ b/src/H5Plapl.c
@@ -634,7 +634,7 @@ H5P__lacc_elink_pref_get(hid_t H5_ATTR_UNUSED prop_id, const char H5_ATTR_UNUSED
 /*-------------------------------------------------------------------------
  * Function:       H5P__lacc_elink_pref_enc
  *
- * Purpose:        Callback routine which is called whenever the elink flags
+ * Purpose:        Callback routine which is called whenever the elink prefix
  *                 property in the dataset access property list is
  *                 encoded.
  *