diff --git a/History.md b/History.md
index d3e4e63c..3a6e1c29 100644
--- a/History.md
+++ b/History.md
@@ -11,11 +11,11 @@
 - zugferdimporter to accept xml files
 - UBL importer to also parse contacts
 - https://github.com/ZUGFeRD/mustangproject/pull/369
-- upgrade ph-schematron from 6.3.3 to 8
 - support inputstreams https://github.com/ZUGFeRD/mustangproject/pull/379
 - #314 ZUGFeRDInvoiceImporter additional constructur
 - add XML cash discount (thisn was previously only possible for XRechnung, not ZF Extended, using a manually encoded setPaymentTermDescription) 
 - surrendered to XRechnung 3 compromises, e.g. no longer put gross amount if it does not deviate from net
+- be able to programmatically access validation messages  https://github.com/ZUGFeRD/mustangproject/pull/382
 
 2.10.0
 =======
diff --git a/validator/pom.xml b/validator/pom.xml
index dad69b7b..06fc1fab 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -53,17 +53,6 @@
             <version>2.1.3</version>
         </dependency>
         <!-- for ph-schematron -->
-        <dependency>
-            <groupId>com.helger.commons</groupId>
-            <artifactId>ph-commons</artifactId>
-            <version>11.1.6</version>
-        </dependency>
-        <dependency>
-            <groupId>jakarta.xml.bind</groupId>
-            <artifactId>jakarta.xml.bind-api</artifactId>
-            <version>4.0.1</version>
-        </dependency>
-        <!-- /for ph-schematron -->
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
@@ -99,7 +88,7 @@
         <dependency>
             <groupId>com.helger.schematron</groupId>
             <artifactId>ph-schematron-xslt</artifactId>
-            <version>8.0.0</version>
+            <version>6.3.3</version>
         </dependency>
         <dependency>
             <groupId>com.helger</groupId>
@@ -120,7 +109,7 @@
         <dependency>
             <groupId>org.xmlunit</groupId>
             <artifactId>xmlunit-assertj</artifactId>
-            <version>2.9.1</version>
+            <version>2.10.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -133,13 +122,13 @@
             <artifactId>junit-jupiter-api</artifactId>
             <version>5.9.1</version>
             <scope>test</scope>
-         </dependency>
-         <dependency>
+        </dependency>
+        <dependency>
             <groupId>org.junit.vintage</groupId>
             <artifactId>junit-vintage-engine</artifactId>
             <version>5.9.1</version>
             <scope>test</scope>
-         </dependency>
+        </dependency>
     </dependencies>
     <build>
         <pluginManagement>
@@ -168,9 +157,9 @@
                 <artifactId>maven-jar-plugin</artifactId>
                 <version>3.2.0</version>
                 <configuration>
-					<excludes>
-						<exclude>**/logback.xml</exclude>
-					</excludes>
+                    <excludes>
+                        <exclude>**/logback.xml</exclude>
+                    </excludes>
                     <archive>
                         <manifest>
                             <addDefaultImplementationEntries>true</addDefaultImplementationEntries>