diff --git a/pom.xml b/pom.xml
index c34dead..0485e4c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,8 +49,8 @@
         <sonar.cpd.exclusions>**/dto/**,**/config/**,**/api/**</sonar.cpd.exclusions>
         <io.micrometer.prometheus.version>1.4.2</io.micrometer.prometheus.version>
         <gson.version>2.8.4</gson.version>
-        <kernel.websub.version>1.4.0-SNAPSHOT</kernel.websub.version>
-		<kernel.core.version>1.4.0-SNAPSHOT</kernel.core.version>
+        <kernel.websub.version>1.3.1-rc.1</kernel.websub.version>
+		<kernel.core.version>1.3.1-rc.1</kernel.core.version>
 		<itextcore.version>7.1.0</itextcore.version>
 		<itexthtml2pdf.version>2.0.0</itexthtml2pdf.version>
 		<itext.version>5.5.13.3</itext.version>