diff --git a/pom.xml b/pom.xml
index 13b2a0d..8f5ddca 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,14 +56,14 @@
         <dependency>
             <groupId>commons-cli</groupId>
             <artifactId>commons-cli</artifactId>
-            <version>1.4</version>
+            <version>1.6.0</version>
         </dependency>
 
         <!-- For producing testing output -->
         <dependency>
             <groupId>org.tap4j</groupId>
             <artifactId>tap4j</artifactId>
-            <version>4.2.1</version>
+            <version>4.4.2</version>
         </dependency>
 
         <!-- For creating a webserver -->
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>org.json</groupId>
             <artifactId>json</artifactId>
-            <version>20180130</version>
+            <version>20240303</version>
         </dependency>
 
         <!-- For reading and writing JSON-LD -->
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>org.eclipse.rdf4j</groupId>
             <artifactId>rdf4j-rio-jsonld</artifactId>
-            <version>2.3.2</version>
+            <version>5.0.0-M2</version>
             <scope>runtime</scope>
         </dependency>
 
@@ -94,7 +94,7 @@
         <dependency>
             <groupId>org.eclipse.rdf4j</groupId>
             <artifactId>rdf4j-rio-api</artifactId>
-            <version>2.3.2</version>
+            <version>5.0.0-M2</version>
         </dependency>
 
         <!-- REASONERS -->
@@ -112,7 +112,7 @@
         <dependency>
             <groupId>net.sourceforge.owlapi</groupId>
             <artifactId>owlapi-apibinding</artifactId>
-            <version>4.5.19</version>
+            <version>5.5.0</version>
         </dependency>
 
         <!-- To support JSON-LD input -->
@@ -129,14 +129,14 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-simple</artifactId>
-            <version>1.7.25</version>
+            <version>2.1.0-alpha1</version>
         </dependency>
 
         <!-- We use JUnit Jupiter Engine for testing -->
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-engine</artifactId>
-            <version>5.3.1</version>
+            <version>5.10.2</version>
             <scope>test</scope>
         </dependency>