diff --git a/pom.xml b/pom.xml
index abb7d38..001bdd3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -181,7 +181,7 @@
         <dependency>
             <groupId>info.picocli</groupId>
             <artifactId>picocli</artifactId>
-            <version>4.2.0</version>
+            <version>4.6.3</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.anarres/parallelgzip -->
         <dependency>
@@ -192,13 +192,13 @@
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter</artifactId>
-            <version>5.7.0-M1</version>
+            <version>5.9.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk15on</artifactId>
-            <version>1.66</version>
+            <version>1.70</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.codehaus.mojo/appassembler-maven-plugin -->
         <dependency>
@@ -215,13 +215,13 @@
         <dependency>
             <groupId>org.jetbrains</groupId>
             <artifactId>annotations</artifactId>
-            <version>20.1.0</version>
+            <version>23.0.0</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.2</version>
             <scope>test</scope>
         </dependency>
         <dependency>