diff --git a/pom.xml b/pom.xml
index e6a28e8..c803467 100644
--- a/pom.xml
+++ b/pom.xml
@@ -270,7 +270,7 @@
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
-      <version>33.4.0-jre</version>
+      <version>33.4.8-jre</version>
     </dependency>
 
     <dependency>
@@ -283,25 +283,25 @@
     <dependency>
       <groupId>com.ibm.icu</groupId>
       <artifactId>icu4j</artifactId>
-      <version>${icu4j.version}</version>
+      <version>75.1</version>
     </dependency>
 
     <dependency>
       <groupId>com.ibm.icu</groupId>
       <artifactId>icu4j-localespi</artifactId>
-      <version>${icu4j-localespi.version}</version>
+      <version>75.1</version>
       <optional>true</optional>
     </dependency>
 
     <dependency>
       <groupId>com.github.ben-manes.caffeine</groupId>
       <artifactId>caffeine</artifactId>
-      <version>${caffeine.version}</version>
+      <version>2.8.0</version>
     </dependency>
     <dependency>
       <groupId>com.github.ben-manes.caffeine</groupId>
       <artifactId>guava</artifactId>
-      <version>${caffeine.version}</version>
+      <version>3.1.7</version>
     </dependency>
 
     <dependency>
@@ -314,7 +314,7 @@
     <dependency>
       <groupId>info.picocli</groupId>
       <artifactId>picocli</artifactId>
-      <version>${picocli.version}</version>
+      <version>4.1.4</version>
       <scope>test</scope>
     </dependency>
     <dependency>