diff --git a/PDF_UA/PDFUA-2-ISO32005.xml b/PDF_UA/PDFUA-2-ISO32005.xml
index e9303dd6..034f7029 100644
--- a/PDF_UA/PDFUA-2-ISO32005.xml
+++ b/PDF_UA/PDFUA-2-ISO32005.xml
@@ -297,7 +297,7 @@
             <error>
                 <message>The Ruby structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
@@ -309,7 +309,7 @@
             <error>
                 <message>The Warichu structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
diff --git a/PDF_UA/PDFUA-2.xml b/PDF_UA/PDFUA-2.xml
index ddbaa18f..15623aa1 100644
--- a/PDF_UA/PDFUA-2.xml
+++ b/PDF_UA/PDFUA-2.xml
@@ -297,7 +297,7 @@
             <error>
                 <message>The Ruby structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
@@ -309,7 +309,7 @@
             <error>
                 <message>The Warichu structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
diff --git a/PDF_UA/WTPDF-1-0-Accessibility.xml b/PDF_UA/WTPDF-1-0-Accessibility.xml
index e5f09df6..0f61553a 100644
--- a/PDF_UA/WTPDF-1-0-Accessibility.xml
+++ b/PDF_UA/WTPDF-1-0-Accessibility.xml
@@ -249,7 +249,7 @@
             <error>
                 <message>The Ruby structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
@@ -261,7 +261,7 @@
             <error>
                 <message>The Warichu structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
diff --git a/PDF_UA/WTPDF-1-0-Reuse.xml b/PDF_UA/WTPDF-1-0-Reuse.xml
index aeac2d25..a413f4ef 100644
--- a/PDF_UA/WTPDF-1-0-Reuse.xml
+++ b/PDF_UA/WTPDF-1-0-Reuse.xml
@@ -249,7 +249,7 @@
             <error>
                 <message>The Ruby structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>
@@ -261,7 +261,7 @@
             <error>
                 <message>The Warichu structure element has invalid sequence of children: %1</message>
                 <arguments>
-                    <argument>kidsStandardTypes.split('&amp;').toString()</argument>
+                    <argument>kidsStandardTypes.replaceAll('&amp;', ',')</argument>
                 </arguments>
             </error>
             <references/>