diff --git a/libs/api/metadata-converter/src/lib/iso19115-3/write-parts.spec.ts b/libs/api/metadata-converter/src/lib/iso19115-3/write-parts.spec.ts
index 7bd1e6633e..0a92d0800c 100644
--- a/libs/api/metadata-converter/src/lib/iso19115-3/write-parts.spec.ts
+++ b/libs/api/metadata-converter/src/lib/iso19115-3/write-parts.spec.ts
@@ -34,7 +34,7 @@ describe('write parts', () => {
     it('writes the record dates', () => {
       const modified = {
         ...datasetRecord,
-        resourcePublished: new Date('2024-01-01T00:00:00Z'),
+        resourcePublished: new Date('2024-01-01T00:00:00'),
       }
       writeRecordCreated(modified, rootEl)
       writeResourceCreated(modified, rootEl)
@@ -78,7 +78,7 @@ describe('write parts', () => {
                     <cit:date>
                         <cit:CI_Date>
                             <cit:date>
-                                <gco:DateTime>2024-01-01T01:00:00</gco:DateTime>
+                                <gco:DateTime>2024-01-01T00:00:00</gco:DateTime>
                             </cit:date>
                             <cit:dateType>
                                 <cit:CI_DateTypeCode codeList="https://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#CI_DateTypeCode" codeListValue="publication">publication</cit:CI_DateTypeCode>
diff --git a/libs/api/metadata-converter/src/lib/iso19139/write-parts.spec.ts b/libs/api/metadata-converter/src/lib/iso19139/write-parts.spec.ts
index 7c038e5df4..820c0edb5a 100644
--- a/libs/api/metadata-converter/src/lib/iso19139/write-parts.spec.ts
+++ b/libs/api/metadata-converter/src/lib/iso19139/write-parts.spec.ts
@@ -37,7 +37,7 @@ describe('write parts', () => {
     it('writes the record dates', () => {
       const modified = {
         ...datasetRecord,
-        resourcePublished: new Date('2024-01-01T00:00:00Z'),
+        resourcePublished: new Date('2024-01-01T00:00:00'),
       }
       writeResourceCreated(modified, rootEl)
       writeResourceUpdated(modified, rootEl)
@@ -70,7 +70,7 @@ describe('write parts', () => {
                     <gmd:date>
                         <gmd:CI_Date>
                             <gmd:date>
-                                <gco:DateTime>2024-01-01T01:00:00</gco:DateTime>
+                                <gco:DateTime>2024-01-01T00:00:00</gco:DateTime>
                             </gmd:date>
                             <gmd:dateType>
                                 <gmd:CI_DateTypeCode codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#CI_DateTypeCode" codeListValue="publication"/>