diff --git a/apache-whisker-maven-plugin/pom.xml b/apache-whisker-maven-plugin/pom.xml
index daa1c91..416bf3e 100644
--- a/apache-whisker-maven-plugin/pom.xml
+++ b/apache-whisker-maven-plugin/pom.xml
@@ -78,8 +78,8 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>commons-collections</groupId>
-      <artifactId>commons-collections</artifactId>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-collections4</artifactId>
     </dependency>
   </dependencies>
   <build>
diff --git a/pom.xml b/pom.xml
index a699c60..caa1536 100644
--- a/pom.xml
+++ b/pom.xml
@@ -62,9 +62,9 @@
         <version>1.1</version>
       </dependency>
       <dependency>
-        <groupId>commons-collections</groupId>
-        <artifactId>commons-collections</artifactId>
-        <version>3.2.2</version>
+        <groupId>org.apache.commons</groupId>
+        <artifactId>commons-collections4</artifactId>
+        <version>4.4</version>
       </dependency>
       <dependency>
         <groupId>junit</groupId>