diff --git a/engines/misc/pom.xml b/engines/misc/pom.xml
index d4113b21..5e81aa76 100644
--- a/engines/misc/pom.xml
+++ b/engines/misc/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>org.apache.pdfbox</groupId>
             <artifactId>pdfbox-tools</artifactId>
-            <version>2.0.25</version>
+            <version>${dependency.pdfbox.version}</version>
         </dependency>
 
         <!-- OOXMLThumbnailContentTransformer -->
diff --git a/engines/tika/src/main/java/org/alfresco/transform/tika/parsers/TikaOfficeDetectParser.java b/engines/tika/src/main/java/org/alfresco/transform/tika/parsers/TikaOfficeDetectParser.java
index 2f188a12..8d0409a9 100644
--- a/engines/tika/src/main/java/org/alfresco/transform/tika/parsers/TikaOfficeDetectParser.java
+++ b/engines/tika/src/main/java/org/alfresco/transform/tika/parsers/TikaOfficeDetectParser.java
@@ -32,7 +32,7 @@ import java.io.PushbackInputStream;
 import java.util.HashSet;
 import java.util.Set;
 
-import org.apache.poi.poifs.common.POIFSConstants;
+import org.apache.poi.poifs.filesystem.FileMagic;
 import org.apache.poi.util.IOUtils;
 import org.apache.tika.exception.TikaException;
 import org.apache.tika.metadata.Metadata;
@@ -95,10 +95,7 @@ public class TikaOfficeDetectParser implements Parser
         }
 
         // Which is it?
-        if (initial4[0] == POIFSConstants.OOXML_FILE_HEADER[0] &&
-            initial4[1] == POIFSConstants.OOXML_FILE_HEADER[1] &&
-            initial4[2] == POIFSConstants.OOXML_FILE_HEADER[2] &&
-            initial4[3] == POIFSConstants.OOXML_FILE_HEADER[3])
+        if (FileMagic.valueOf(initial4) == FileMagic.OOXML)
         {
             ooxmlParser.parse(wrapped, handler, metadata, parseContext);
         }
diff --git a/pom.xml b/pom.xml
index b1ff7c46..36a36914 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.7.0</version>
+        <version>2.7.1</version>
         <relativePath />
     </parent>
 
@@ -20,16 +20,16 @@
         <maven.compiler.target>11</maven.compiler.target>
 
         <image.tag>latest</image.tag>
-        <dependency.pdfbox.version>2.0.25</dependency.pdfbox.version>
+        <dependency.pdfbox.version>2.0.26</dependency.pdfbox.version>
         <dependency.alfresco-jodconverter-core.version>3.0.1.12</dependency.alfresco-jodconverter-core.version>
         <env.project_version>${project.version}</env.project_version>
         <dependency.activemq.version>5.16.4</dependency.activemq.version>
         <dependency.jackson.version>2.13.3</dependency.jackson.version>
         <dependency.jackson-databind.version>2.13.3</dependency.jackson-databind.version>
         <dependency.junit.version>4.13.2</dependency.junit.version>
-        <dependency.cxf.version>3.5.2</dependency.cxf.version>
-        <dependency.tika.version>2.2.1</dependency.tika.version>
-        <dependency.poi.version>4.1.2</dependency.poi.version>
+        <dependency.cxf.version>3.5.3</dependency.cxf.version>
+        <dependency.tika.version>2.4.1</dependency.tika.version>
+        <dependency.poi.version>5.2.2</dependency.poi.version>
         <dependency.ooxml-schemas.version>1.4</dependency.ooxml-schemas.version>
 
         <parent.core.deploy.skip>false</parent.core.deploy.skip>