diff --git a/pom.xml b/pom.xml
index 95ebd4fcd..b6e92de95 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,12 +43,12 @@
         <maven.assembly.plugin.version>2.3</maven.assembly.plugin.version>
 
         <!-- AB2D lib versions -->
-        <events-client.version>1.11.10</events-client.version>
-        <bfd-lib.version>2.0.11</bfd-lib.version>
+        <events-client.version>1.11.9</events-client.version>
+        <bfd-lib.version>2.0.10</bfd-lib.version>
         <fhir-lib.version>1.1.11</fhir-lib.version>
-        <aggregator-lib.version>1.2.13</aggregator-lib.version>
+        <aggregator-lib.version>1.2.12</aggregator-lib.version>
         <filters-lib.version>1.8.7</filters-lib.version>
-        <properties-client.version>1.1.11</properties-client.version>
+        <properties-client.version>1.1.10</properties-client.version>
         <contract-client.version>1.1.4</contract-client.version>
     </properties>