diff --git a/binsrc/virtuoso/viconfig.c b/binsrc/virtuoso/viconfig.c
index 6634e25783..fd63cc9292 100644
--- a/binsrc/virtuoso/viconfig.c
+++ b/binsrc/virtuoso/viconfig.c
@@ -1342,7 +1342,7 @@ cfg_setup (void)
       {
 	v32 = INT32_MAX;
 	if (cfg_getsize (pconfig, section, sd->sd_name, &v) != -1 ||
-	    cfg_getlong (pconfig, section, sd->sd_name, &v32) != -1)	/* this is for cases of negative flags or zero */
+	    cfg_getlong (pconfig, section, sd->sd_name, &v32) != -1)	/* this is for cases of zero or negative flags */
 	  {
 	    if (v32 != INT32_MAX)
 	      v = v32;
diff --git a/libsrc/Wi/extent.c b/libsrc/Wi/extent.c
index 15a0778253..98f0816834 100644
--- a/libsrc/Wi/extent.c
+++ b/libsrc/Wi/extent.c
@@ -1520,7 +1520,7 @@ em_compact (extent_map_t * em, int free_em)
 	      page_set_checksum_init ((db_buf_t) array);
 	      if (EXT_INDEX == EXT_TYPE (ext))
 		{
-		  /* when dropping a column extent map in a drop index, cpt remaps are possible, so if any, drop them. The remap pagge is dropped anyway as part of the em */
+		  /* when dropping a column extent map in a drop index, cpt remaps are possible, so drop any that exist. The remap page is dropped anyway as part of the em */
 		  dp_addr_t dp2;
 		  for (dp2 = dp; dp2 < dp + 32; dp2++)
 		    remhash (DP_ADDR2VOID (dp2), em->em_dbs->dbs_cpt_remap);
diff --git a/libsrc/Wi/http.c b/libsrc/Wi/http.c
index 901d04029f..0f4261f162 100644
--- a/libsrc/Wi/http.c
+++ b/libsrc/Wi/http.c
@@ -8842,7 +8842,7 @@ http_map_fill_cors_allow_headers (caddr_t option_value)
         }
       if (NULL == ht)
         ht = id_strcase_hash_create (7);
-      if (h[0] != '!' || 0 == stricmp (h, "!ALL")) /* expilicitly added header, or all custom disabled */
+      if (h[0] != '!' || 0 == stricmp (h, "!ALL")) /* explicitly added header, or all custom disabled */
         id_hash_set (ht, (caddr_t) &h, (caddr_t) &one);
       else /* explicitly denied header */
         {
diff --git a/libsrc/Wi/srvstat.c b/libsrc/Wi/srvstat.c
index 07889b40a5..ab60178a93 100644
--- a/libsrc/Wi/srvstat.c
+++ b/libsrc/Wi/srvstat.c
@@ -2019,9 +2019,9 @@ stat_desc_t dbf_descs [] =
 
 
 /*
- * the following are ptrs of protected system wide params, once are set to a value greater than zero
- * cannot be changed until server is running, also if they written in DB cfg page,
- * cannot be changed even after server restart.
+ * the following are ptrs of protected system wide params: once they are set to a value greater than zero,
+ * they cannot be changed while server is running; also, if they are written in DB cfg page,
+ * they cannot be changed even after server restart.
  */
 static void *
 dbf_protected_params[] = {
diff --git a/libsrc/util/ncfg.c b/libsrc/util/ncfg.c
index efcb4674a8..f47682028e 100644
--- a/libsrc/util/ncfg.c
+++ b/libsrc/util/ncfg.c
@@ -167,7 +167,7 @@ _cfg_freeimage (PCONFIG pconfig)
   /*
    *  Partially re-initialize struct
    *
-   *  Dont reset the fileName and mtx fields
+   *  Don't reset the fileName and mtx fields
    */
   pconfig->image = NULL;
   pconfig->entries = NULL;