diff --git a/plugins/ingest-attachment/build.gradle b/plugins/ingest-attachment/build.gradle
index 4a81489e96d..1452d871a60 100644
--- a/plugins/ingest-attachment/build.gradle
+++ b/plugins/ingest-attachment/build.gradle
@@ -80,7 +80,7 @@ dependencies {
   api "org.apache.poi:poi-ooxml-lite:${versions.poi}"
   api "commons-codec:commons-codec:${versions.commonscodec}"
   api 'org.apache.xmlbeans:xmlbeans:5.0.3'
-  api 'org.apache.commons:commons-collections4:4.1'
+  api 'org.apache.commons:commons-collections4:4.4'
   // MS Office
   api "org.apache.poi:poi-scratchpad:${versions.poi}"
   // Apple iWork
diff --git a/plugins/ingest-attachment/licenses/commons-collections4-4.1.jar.sha1 b/plugins/ingest-attachment/licenses/commons-collections4-4.1.jar.sha1
deleted file mode 100644
index f0544165806..00000000000
--- a/plugins/ingest-attachment/licenses/commons-collections4-4.1.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-a4cf4688fe1c7e3a63aa636cc96d013af537768e
\ No newline at end of file
diff --git a/plugins/ingest-attachment/licenses/commons-collections4-4.4.jar.sha1 b/plugins/ingest-attachment/licenses/commons-collections4-4.4.jar.sha1
new file mode 100644
index 00000000000..6b4ed5ab62b
--- /dev/null
+++ b/plugins/ingest-attachment/licenses/commons-collections4-4.4.jar.sha1
@@ -0,0 +1 @@
+62ebe7544cb7164d87e0637a2a6a2bdc981395e8
\ No newline at end of file