diff --git a/src/scripts/repair_adisp_oai-pmh_ddis.ts b/src/scripts/repair_adisp_oai-pmh_ddis.ts
index c8795f4ceda6f076493048b2f3da88fca13d942d..8d5ea9334490f3ce3f05be4a6548b293b729c7f7 100644
--- a/src/scripts/repair_adisp_oai-pmh_ddis.ts
+++ b/src/scripts/repair_adisp_oai-pmh_ddis.ts
@@ -125,19 +125,49 @@ async function main() {
         <!DOCTYPE codeBook SYSTEM 'http://www.icpsr.umich.edu/DDI/Version2-0.dtd'>
         <codeBook version=''>
       `,
-      `<codeBook version="1.2.2" ID="${id}" xml-lang="${language}" xmlns="http://www.icpsr.umich.edu/DDI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.icpsr.umich.edu/DDI http://www.icpsr.umich.edu/DDI/Version1-2-2.xsd">`,
+      `<codeBook xmlns="ddi:codebook:2_5" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ID="${id}" xml:lang="${language}" version="2.5" xsi:schemaLocation="ddi:codebook:2_5 https://www.ddialliance.org/Specification/DDI-Codebook/2.5/XMLSchema/codebook.xsd">`,
     )
 
     const xmlParsed = new DOMParser().parseFromString(
       xmlRepaired,
       "application/xml",
     )
-    const title = xmlParsed
-      .getElementsByTagName("docDscr")[0]
+
+    const IDNoTag = xmlParsed
+      .getElementsByTagName("stdyDscr")[0]
       ?.getElementsByTagName("citation")[0]
       ?.getElementsByTagName("titlStmt")[0]
-      ?.getElementsByTagName("titl")[0]
-      ?.firstChild?.nodeValue?.trim()
+      ?.getElementsByTagName("IDNo")[0]
+
+    const IDNoTxt = IDNoTag!.textContent!.trim()
+      
+    IDNoTag!.setAttribute("agency", "DOI")
+    IDNoTag!.textContent = "doi:10.13144/"+IDNoTxt
+
+
+    const holdingsTag = xmlParsed
+      .getElementsByTagName("docDscr")[0]
+      ?.getElementsByTagName("citation")[0]
+      ?.getElementsByTagName("holdings")[0]
+    
+    if (holdingsTag != null) {
+    const stdyCitationTag = xmlParsed
+      .getElementsByTagName("stdyDscr")[0]
+      ?.getElementsByTagName("citation")[0]
+
+    const newHoldingsTag = holdingsTag!.cloneNode()
+    stdyCitationTag?.appendChild(newHoldingsTag) 
+    } else if (!options.silent) {
+      console.warn(`No <holdings> tag found in ${filename}`)
+    }
+
+
+    const title = xmlParsed
+    .getElementsByTagName("docDscr")[0]
+    ?.getElementsByTagName("citation")[0]
+    ?.getElementsByTagName("titlStmt")[0]
+    ?.getElementsByTagName("titl")[0]
+    ?.textContent?.trim()
 
     const titleLastDate = title ? /\d{4}(?!.*\d{4})/.exec(title)?.[0] : null
     if (titleLastDate != null) {
@@ -155,12 +185,13 @@ async function main() {
       prodDate.setAttribute("date", titleLastDate)
       prodDate.textContent = titleLastDate
 
-      const xmlSerializer = new XMLSerializer()
-      xmlRepaired = xmlSerializer.serializeToString(xmlParsed)
     } else if (!options.silent) {
       console.warn(`No date found in title of ${filename}: ${title}`)
     }
 
+    const xmlSerializer = new XMLSerializer()
+      xmlRepaired = xmlSerializer.serializeToString(xmlParsed)
+
     if (xmlRepaired !== xml && !options.silent) {
       console.log(`Repaired ${filename}.`)
     }