diff --git a/pom.xml b/pom.xml
index ecea6f494f..7419baaed9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -73,7 +73,7 @@
         </sonar.coverage.jacoco.xmlReportPaths>
 
         <!-- IRS Registry Client Library -->
-        <irs-registry-client.version>1.6.1</irs-registry-client.version>
+        <irs-registry-client.version>1.6.0</irs-registry-client.version>
 
         <!-- Dependencies -->
         <springboot.version>3.1.9</springboot.version>