diff --git a/build.gradle b/build.gradle
index 0ff885c..688fa85 100644
--- a/build.gradle
+++ b/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation "org.apache.commons:commons-rdf-jsonld-java:0.5.0"
     implementation "com.github.java-json-tools:json-schema-validator:2.2.14"
 
-    implementation "org.apache.commons:commons-collections4:4.1"
+    implementation "org.apache.commons:commons-collections4:4.5.0"
 
      // driver for postgres
     runtimeOnly 'org.postgresql:postgresql:42.7.2'