diff --git a/bits/42_sstxml.js b/bits/42_sstxml.js
index 27f0bae..c9a6ff9 100644
--- a/bits/42_sstxml.js
+++ b/bits/42_sstxml.js
@@ -168,7 +168,7 @@ var rs_to_html = /*#__PURE__*/(function parse_rs_factory() {
 })();
 
 /* 18.4.8 si CT_Rst */
-var sitregex = /<(?:\w+:)?t[^>]*>([^<]*)<\/(?:\w+:)?t>/g, sirregex = /<(?:\w+:)?r>/;
+var sitregex = /<(?:\w+:)?t[^>]*>([^<]*)<\/(?:\w+:)?t>/g, sirregex = /<(?:\w+:)?r\b[^>]*>/;
 var sirphregex = /<(?:\w+:)?rPh.*?>([\s\S]*?)<\/(?:\w+:)?rPh>/g;
 function parse_si(x, opts) {
 	var html = opts ? opts.cellHTML : true;
diff --git a/xlsx.mjs b/xlsx.mjs
index c05bfdb..af40942 100644
--- a/xlsx.mjs
+++ b/xlsx.mjs
@@ -9947,7 +9947,7 @@ var rs_to_html = /*#__PURE__*/(function parse_rs_factory() {
 })();
 
 /* 18.4.8 si CT_Rst */
-var sitregex = /<(?:\w+:)?t[^>]*>([^<]*)<\/(?:\w+:)?t>/g, sirregex = /<(?:\w+:)?r>/;
+var sitregex = /<(?:\w+:)?t[^>]*>([^<]*)<\/(?:\w+:)?t>/g, sirregex = /<(?:\w+:)?r\b[^>]*>/;
 var sirphregex = /<(?:\w+:)?rPh.*?>([\s\S]*?)<\/(?:\w+:)?rPh>/g;
 function parse_si(x, opts) {
 	var html = opts ? opts.cellHTML : true;