diff --git a/pom.xml b/pom.xml
index 193609d14..83a520076 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
     <packaging>pom</packaging>
 
     <properties>
-        <core_version>6.4.4</core_version>
+        <core_version>6.4.5-SNAPSHOT</core_version>
         <maven_surefire_version>3.0.0-M5</maven_surefire_version>
         <apache_poi_version>5.2.1</apache_poi_version>
         <lombok_version>1.18.32</lombok_version>