diff --git a/modules/db_postgres/val.c b/modules/db_postgres/val.c
index 142ce39a8c8..0f8d5e5f6da 100644
--- a/modules/db_postgres/val.c
+++ b/modules/db_postgres/val.c
@@ -123,6 +123,7 @@ int db_postgres_str2val(const db_type_t _t, db_val_t* _v, const char* _s, const
 	case DB_STRING:
 		LM_DBG("converting STRING [%s]\n", _s);
 		VAL_STRING(_v) = _s;
+		VAL_STR(_v).len = _l; // Set the len field so that DB_STRING type could be used as DB_STR type when needed
 		VAL_TYPE(_v) = DB_STRING;
 		VAL_FREE(_v) = 1;
 		return 0;
diff --git a/modules/dialog/dlg_db_handler.c b/modules/dialog/dlg_db_handler.c
index 72bf0bde41f..80877615c75 100644
--- a/modules/dialog/dlg_db_handler.c
+++ b/modules/dialog/dlg_db_handler.c
@@ -573,7 +573,7 @@ static int load_dialog_info_from_db(int dlg_hash_size)
 			/* script variables */
 			if (!VAL_NULL(values+18))
 				read_dialog_vars( VAL_STR(values+18).s,
-					strlen(VAL_STR(values+18).s), dlg);
+					VAL_STR(values+18).len, dlg);
 
 			/* profiles */
 			if (!VAL_NULL(values+19))
@@ -1378,7 +1378,7 @@ static int sync_dlg_db_mem(void)
 				/* script variables */
 				if (!VAL_NULL(values+18))
 					read_dialog_vars( VAL_STR(values+18).s,
-						strlen(VAL_STR(values+18).s), dlg);
+						VAL_STR(values+18).len, dlg);
 
 				/* profiles */
 				if (!VAL_NULL(values+19))
@@ -1536,7 +1536,7 @@ static int sync_dlg_db_mem(void)
 					 * and replace with new one */
 					if (!VAL_NULL(values+18))
 						read_dialog_vars( VAL_STR(values+18).s,
-							strlen(VAL_STR(values+18).s), known_dlg);
+							VAL_STR(values+18).len, known_dlg);
 
 					/* skip flags - keep what we have - anyway can't tell which is new */
 
@@ -1615,7 +1615,7 @@ static int sync_dlg_db_mem(void)
 					 * and replace with new one */
 					if (!VAL_NULL(values+18))
 						read_dialog_vars( VAL_STR(values+18).s,
-							strlen(VAL_STR(values+18).s), known_dlg);
+							VAL_STR(values+18).len, known_dlg);
 
 					/* profiles - do not insert into a profile
 					 * is dlg is already in that profile*/