diff --git a/Mustang-CLI/src/test/java/org/mustangproject/commandline/CliIT.java b/Mustang-CLI/src/test/java/org/mustangproject/commandline/CliIT.java
index 43a1a2d1..73c35cd0 100644
--- a/Mustang-CLI/src/test/java/org/mustangproject/commandline/CliIT.java
+++ b/Mustang-CLI/src/test/java/org/mustangproject/commandline/CliIT.java
@@ -1,7 +1,5 @@
 package org.mustangproject.commandline;
 
-import org.junit.Test;
-
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -11,7 +9,8 @@ import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.concurrent.TimeUnit;
 
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import org.junit.jupiter.api.Test;
 
 public class CliIT {
 
diff --git a/library/pom.xml b/library/pom.xml
index 0133dbe3..abe9417a 100644
--- a/library/pom.xml
+++ b/library/pom.xml
@@ -73,12 +73,12 @@
 		<dependency>
 			<groupId>org.apache.pdfbox</groupId>
 			<artifactId>preflight</artifactId>
-			<version>2.0.24</version>
+			<version>2.0.27</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.pdfbox</groupId>
 			<artifactId>pdfbox</artifactId>
-			<version>2.0.24</version>
+			<version>2.0.27</version>
 		</dependency>
 		<dependency>
 			<groupId>org.dom4j</groupId>
diff --git a/validator/pom.xml b/validator/pom.xml
index 767ef776..4256e060 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -82,7 +82,7 @@
         <dependency>
             <groupId>org.verapdf</groupId>
             <artifactId>validation-model</artifactId>
-            <version>1.16.1</version>
+            <version>1.22.2</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/com.helger/ph-schematron -->
         <dependency>
diff --git a/validator/src/main/java/org/mustangproject/validator/PDFValidator.java b/validator/src/main/java/org/mustangproject/validator/PDFValidator.java
index a110f783..0cd6c4ad 100644
--- a/validator/src/main/java/org/mustangproject/validator/PDFValidator.java
+++ b/validator/src/main/java/org/mustangproject/validator/PDFValidator.java
@@ -32,7 +32,7 @@ import org.verapdf.features.FeatureExtractorConfig;
 import org.verapdf.features.FeatureFactory;
 import org.verapdf.metadata.fixer.FixerFactory;
 import org.verapdf.metadata.fixer.MetadataFixerConfig;
-import org.verapdf.pdfa.VeraGreenfieldFoundryProvider;
+import org.verapdf.gf.foundry.VeraGreenfieldFoundryProvider;
 import org.verapdf.pdfa.validation.validators.ValidatorConfig;
 import org.verapdf.pdfa.validation.validators.ValidatorFactory;
 import org.verapdf.processor.BatchProcessor;
@@ -111,9 +111,8 @@ public class PDFValidator extends Validator {
 			final List<File> files = new ArrayList<>();
 			files.add(new File(pdfFilename));
 			// starting the processor
-			processor.process(files, ProcessorFactory.getHandler(FormatOption.MRR, true, reportStream, 100,
-					processorConfig.getValidatorConfig().isRecordPasses()));
-
+                        processor.process(files, ProcessorFactory.getHandler(FormatOption.MRR, true, reportStream,
+                                                        processorConfig.getValidatorConfig().isRecordPasses()));                        
 			pdfReport = reportStream.toString("utf-8").replaceAll("<\\?xml version=\"1\\.0\" encoding=\"utf-8\"\\?>",
 					"");
 		} catch (final VeraPDFException e) {