diff --git a/CHANGES.txt b/CHANGES.txt
index 91963bdf22..4805c3ae0d 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -3,6 +3,7 @@
  * Add a system property to set hostId if not yet initialized (CASSANDRA-14582)
  * GossiperTest.testHasVersion3Nodes didn't take into account trunk version changes, fixed to rely on latest version (CASSANDRA-16651)
 Merged from 4.0:
+ * Upgrade lz4-java to 1.8.0 to add RH6 support back (CASSANDRA-16753)
  * Improve DiagnosticEventService.publish(event) logging message of events (CASSANDRA-16749)
  * Obfuscate passwords in statements in QueryEvents (CASSANDRA-16669)
  * Cleanup dependency scopes (CASSANDRA-16704)
diff --git a/build.xml b/build.xml
index 01a733e51d..a1b024c235 100644
--- a/build.xml
+++ b/build.xml
@@ -487,7 +487,7 @@
         <scm connection="${scm.connection}" developerConnection="${scm.developerConnection}" url="${scm.url}"/>
         <dependencyManagement>
           <dependency groupId="org.xerial.snappy" artifactId="snappy-java" version="1.1.2.6"/>
-          <dependency groupId="org.lz4" artifactId="lz4-java" version="1.7.1"/>
+          <dependency groupId="org.lz4" artifactId="lz4-java" version="1.8.0"/>
           <dependency groupId="com.ning" artifactId="compress-lzf" version="0.8.4" scope="provided"/>
           <dependency groupId="com.github.luben" artifactId="zstd-jni" version="1.3.8-5"/>
           <dependency groupId="com.google.guava" artifactId="guava" version="27.0-jre">